-ic a-a a-b a-c a-i aaa aab aac aah aai aak aar aay ab- aba abb abc abh abi abk abr aby ac- aca acb acc ach aci ack acr acy aha ahb ahc ahh ahi ahk ahr ahy ai- aia aib aic aih aii aik air aiy aka akb akc akh aki akk akr ar- ara arb arc arh ari ark arr ary ay- aya ayc ayh ayi ayk ayr baa bab bac bah bai bak bar bay bba bbb bbc bbh bbi bbk bbr bby bca bcb bcc bch bci bck bcr bcy bha bhb bhc bhh bhi bhk bhr bi- bia bib bic bih bii bik bir biy bka bkb bkc bkk bkr bra brb brh bri brk brr bry by- bya byc byh byi byk byr c-- caa cab cac cah cai cak car cay cba cbb cbc cbh cbi cbk cbr cby cca ccb ccc cch cci cck ccr ch- cha chb chc chh chi chk chr chy ci- cia cib cic cih cii cik cir cka ckb ckc ckh cki cky cra crb crc crh cri crk crr cry cya cyb cyc cyk cyr h-i haa hab hac hah hai hak har hay hba hbb hbc hbh hbi hbk hbr hby hca hcb hcc hch hci hck hcr hcy hha hhb hhc hhh hhi hhk hhr hhy hia hib hic hih hii hik hir hka hkb hkh hki hkk hkr hr- hra hrb hrc hrh hri hrk hrr hy- hya hyb hyc hyh hyi hyr hyy ia- iaa iab iac iah iai iar iba ibb ibc ibh ibi ibk ibr iby ica icb icc ich ici ick icr icy iha ihb ihc ihh ihi ihk ihr ihy iia iib iic iih iii iir ika ikb ikc iki ikk ikr ir- ira irb irc iri irk irr iry iya iyc iyr iyy ka- kaa kab kac kah kai kak kar kay kba kbb kbc kbh kbi kbk kbr kca kcb kcc kch kci kck kcr kha khh khi khk khr kia kib kic kih kii kik kir kkb kkc kkh kki kkk kkr kky kra krc kri krk krr kry kya kyc kyr ra- raa rab rac rah rai rak rar ray rba rbb rbc rbh rbi rbk rbr rca rcb rcc rch rci rcr rh- rha rhb rhc rhh rhi rhr ria rib ric rih rii rik rir riy rkb rkc rkk rky rra rrb rrc rrh rri rrk rrr ry- rya ryc ryk ryr ryy yaa yab yac yah yai yak yar yay ybc ybi ybr yby yca ycc ych yci ycy yha yhc yhi yih yii yir yka yki ykk yra yrc yyb yyc yyy