diff --git a/phsource/ph_burmese b/phsource/ph_burmese
index affe9b7e..3fca3707 100644
--- a/phsource/ph_burmese
+++ b/phsource/ph_burmese
@@ -40,9 +40,13 @@ endphoneme
 //phoneme X
 //  vowel starttype #X endtype #X
 //  length XXX
-//  FMT(vowel/X_X)
+//  FMT(vowel/X_X) //refers to binary file in vowel/ directory
 //endphoneme
 
+
+
+
+
 phoneme ə    //  Schwa
   vowel   starttype #@  endtype #@
   unstressed
@@ -54,16 +58,163 @@ phoneme ə    //  Schwa
   FMT(vowel/@)
 endphoneme
 
-phoneme ɔ
-  vowel  starttype #o  endtype #o
-  //ipa ɔː
-  length 240
-  IfNextVowelAppend(r-)
-  FMT(vowel/oo_en)
+
+
+
+phoneme i
+  vowel starttype #i endtype #i
+  IF nextPh(3) THEN //creaky tone
+	//length 159 187 158
+	length 168
+	//f1 418 356 398: 391
+	//f2 2323 2169 2274: 2255
+  ELIF nextPh(1) THEN //low tone
+	//length 425 413 385
+	length 408
+	//formant 458,2213 487,2139 412,2215
+	//f1 458 487 412: 452
+	//f2 2213 2139 2215: 2189
+  ELIF nextPh(2) THEN //high tone
+	//length 317 338 280
+	length 312
+	//formant 351,2043 350,2287 365,2307
+	//f1 351 350 365: 355
+	//f2 2043 2287 2307: 2212
+  ENDIF
+  FMT(vowel/i)
 endphoneme
 
-//phoneme o
-//endphoneme
+phoneme e
+  vowel starttype #e endtype #e
+  IF nextPh(3) THEN //creaky tone
+	//length 191 209 191
+	length 197
+	//formant 431,2279 449,2343 457,2230
+	//f1 431 449 457: 446
+	//f2 2279 2343 2230: 2284
+  ELIF nextPh(1) THEN //low tone
+	//length 457 467 385
+	length 436
+	//formant 462,2194 453,2152 453,2149
+	//f1 462 453 453: 456
+	//f2 2194 2152 2149: 2165
+  ELIF nextPh(2) THEN //high tone
+	//length 328 352 328
+	length 336
+	//formant 451,2313 447,2288 487,2314
+	//f1 451 447 487: 462
+	//f2 2313 2288 2314: 2305
+  ENDIF
+  FMT(vowel/e)
+endphoneme
+
+phoneme ɛ
+  vowel starttype #e endtype #e
+  IF nextPh(3) THEN //creaky tone
+	//length 184 223 202
+	length 203
+	//formant 561,2055 566,2050 596,1978
+	//f1 561 566 596: 574
+	//f2 2055 2050 1978: 2028
+  ELIF nextPh(1) THEN //low tone
+	//length 446 431 360
+	length 412
+	//formant 547,2002 552,1977 558,1976
+	//f1 547 552 558: 552
+	//f2 2002 1977 1976: 1985
+  ELIF nextPh(2) THEN //high tone
+	//length 364 306 281
+	length 317
+	//formant 577,2111 545,2063 542,2036
+	//f1 577 545 542: 555
+	//f2 2111 2063 2036: 2070
+  ENDIF
+  FMT(vowel/e_mid) //chosen at random
+endphoneme
+
+phoneme u
+  vowel starttype #u endtype #u
+  IF nextPh(3) THEN //creaky tone
+	//length 198 216 187
+	length 200
+	//formant 376,1082 363,1072 348,1110
+	//f1 376 363 348: 362
+	//f2 1082 1072 1110: 1088
+  ELIF nextPh(1) THEN //low tone
+	//length 508 479 396
+	length 461
+	//formant 377,1254 386,1223 340,1246
+	//f1 377 386 340: 368
+	//f2 1254 1223 1246: 1241
+  ELIF nextPh(2) THEN //high tone
+	//length 295 335 277
+	length 302
+	//formant 350,1125 325,1104 326,1183
+	//f1 350 325 326: 3334
+	//f2 1125 1104 1183: 1137
+  ENDIF
+  FMT(vowel/u)
+endphoneme
+
+phoneme o
+  vowel starttype #o endtype #o
+  IF nextPh(3) THEN //creaky tone
+	//length 216 277 216
+	length 236
+	//formant 461,1073 496,1121 505,1047
+	//f1 461 496 505: 487
+	//f2 1073 1121 1047: 1080
+  ELIF nextPh(1) THEN //low tone
+	//length 545 471 396
+	length 471
+	//formant 479,1285 477,1167 477,1241
+	//f1 479 477 477: 478
+	//f2 1285 1167 1241: 1231
+  ELIF nextPh(2) THEN //high tone
+	//length 360 382 292
+	length 345
+	//formant 449,1038 462,1036 507,1030
+	//f1 449 462 507: 473
+	//f2 1038 1036 1030: 1035
+  ENDIF
+  FMT(vowel/oo)
+endphoneme
+
+phoneme ɔ
+  vowel  starttype #o  endtype #o
+  IF nextPh(3) THEN //creaky tone
+	//length 252 270 277
+	length 266
+	//formant 601,1073 583,1105 604,1091 
+	//f1 601 583 604: 596
+	//f2 1073 1105 1091: 1090
+  ELIF nextPh(1) THEN //low tone
+	//length 453 511 410
+	length 458
+	//formant 549,1028 587,1068 582,1027
+	//f1 549 587 582: 573
+	//f2 1028 1068 1027: 1041
+  ELIF nextPh(2) THEN //high tone
+	//length 334 338 302
+	length 325
+	//formant 580,1075 560,1048 578,1097
+	//f1 580 560 578: 573
+	//f2 1075 1049 1097: 1074
+  ENDIF
+  FMT(vowel/oo_en) //formant
+endphoneme
+
+
+
+
+
+
+
+
+
+
+
+//a, ai 
 
 //===========
 // CONSONANTS