-ic a-a a-b a-c a-i aaa aab aac aah aai aak aar aas aay ab- aba abb abc abh abi abk abr abs aby ac- aca acb acc ach aci ack acr acs acy aha ahb ahc ahh ahi ahk ahr ahs ahy ai- aia aib aic aih aii aik air ais aiy aka akb akc akh aki akk akr aks ar- ara arb arc arh ari ark arr ars ary as- asa asb asc ash asi ask asr ass asy ay- aya ayc ayh ayi ayk ayr ays baa bab bac bah bai bak bar bas bay bba bbb bbc bbh bbi bbk bbr bbs bby bca bcb bcc bch bci bck bcr bcs bcy bha bhb bhc bhh bhi bhk bhr bhs bi- bia bib bic bih bii bik bir bis biy bka bkb bkc bkk bkr bks bra brb brh bri brk brr brs bry bsa bsb bsc bsh bsi bsk bsr bss bsy by- bya byc byh byi byk byr bys c-- caa cab cac cah cai cak car cas cay cba cbb cbc cbh cbi cbk cbr cbs cby cca ccb ccc cch cci cck ccr ccs ch- cha chb chc chh chi chk chr chs chy ci- cia cib cic cih cii cik cir cis cka ckb ckc ckh cki cks cky cra crb crc crh cri crk crr crs cry csa csb csc csh csi csk csr css csy cya cyb cyc cyk cyr cys h-i haa hab hac hah hai hak har has hay hba hbb hbc hbh hbi hbk hbr hbs hby hca hcb hcc hch hci hck hcr hcs hcy hha hhb hhc hhh hhi hhk hhr hhs hhy hia hib hic hih hii hik hir his hka hkb hkh hki hkk hkr hks hr- hra hrb hrc hrh hri hrk hrr hrs hsa hsb hsc hsh hsi hsk hsr hss hsy hy- hya hyb hyc hyh hyi hyr hys hyy ia- iaa iab iac iah iai iar ias iba ibb ibc ibh ibi ibk ibr ibs iby ica icb icc ich ici ick icr ics icy iha ihb ihc ihh ihi ihk ihr ihs ihy iia iib iic iih iii iir iis ika ikb ikc iki ikk ikr iks ir- ira irb irc iri irk irr irs iry is- isa isb isc ish isi isk isr iss isy iya iyc iyr iys iyy ka- kaa kab kac kah kai kak kar kas kay kba kbb kbc kbh kbi kbk kbr kbs kca kcb kcc kch kci kck kcr kcs kha khh khi khk khr khs kia kib kic kih kii kik kir kis kkb kkc kkh kki kkk kkr kks kky kra krc kri krk krr krs kry ksa ksb ksc ksh ksi ksk ksr kss kya kyc kyr kys ra- raa rab rac rah rai rak rar ras ray rba rbb rbc rbh rbi rbk rbr rbs rca rcb rcc rch rci rcr rcs rh- rha rhb rhc rhh rhi rhr rhs ria rib ric rih rii rik rir ris riy rkb rkc rkk rks rky rra rrb rrc rrh rri rrk rrr rrs rsa rsb rsc rsh rsi rsk rsr rss ry- rya ryc ryk ryr rys ryy saa sab sac sah sai sak sar sas say sba sbb sbc sbh sbi sbk sbr sbs sby sca scb scc sch sci sck scr scs sh- sha shb shc shh shi shk shr shs shy sia sib sic sih sii sik sir sis sk- ska skb skc skh ski skk skr sks sky sr- sra srb src srh sri srk srr srs sry ss- ssa ssb ssc ssh ssi ssk ssr sss sy- sya syb syc syh syi syk syr sys yaa yab yac yah yai yak yar yas yay ybc ybi ybr ybs yby yca ycc ych yci ycs ycy yha yhc yhi yhs yih yii yir yis yka yki ykk yra yrc yrs ysa ysb ysc ysi ysk ysr yss ysy yyb yyc yys yyy