(0x09C7 0x09C8 ?m) ; VOWEL SIGN E, AI (pre)
(0x09CB 0x09CC ?t) ; VOWEL SIGN O, AU (two-part)
(0x09CD ?H) ; SIGN VIRAMA (HASANT)
+ (0x09CE ?C) ; LETTER KHANDA TA
(0x09D7 ?p) ; AU LENGTH MARK
(0x09DC 0x09DD ?C) ; LETTER RRA, RHA
(0x09DF ?C) ; LETTER YYA
;; C2. Otherwise we remove L12.
;; In very few cases (I found only one in the Mukti font), the "C1 H"
-;; part need to be converted into C1halant to make a ligature with C2.
-;; So when try to generate a ligature form, we apply the GSUB features
-;; "half", "haln" and "pres" in this order.
+;; part need to be converted into C1halant (instead of C1half) to make
+;; a ligature with C2. So when we try to generate a ligature form, we
+;; apply the GSUB features "half", "haln" and "pres" in this order.
(category
;; C: consonant (excluding B, Y and R)