-ic a-a a-b a-c a-i aaa aab aac aah aai aap aar aas aay ab- aba abb abc abh abi abp abr abs aby ac- aca acb acc ach aci acp acr acs acy aha ahb ahc ahh ahi ahp ahr ahs ahy ai- aia aib aic aih aii aip air ais aiy ap- apa apb apc aph api app apr aps apy ar- ara arb arc arh ari arp arr ars ary as- asa asb asc ash asi asp asr ass asy ay- aya ayc ayh ayi ayp ayr ays b-p baa bab bac bah bai bap bar bas bay bba bbb bbc bbh bbi bbp bbr bbs bby bca bcb bcc bch bci bcp bcr bcs bcy bha bhb bhc bhh bhi bhp bhr bhs bi- bia bib bic bih bii bip bir bis biy bpa bpb bpc bph bpi bpp bpr bps bpy bra brb brh bri brp brr brs bry bsa bsb bsc bsh bsi bsp bsr bss bsy by- bya byc byh byi byp byr bys c-- caa cab cac cah cai cap car cas cay cba cbb cbc cbh cbi cbp cbr cbs cby cca ccb ccc cch cci ccp ccr ccs ch- cha chb chc chh chi chp chr chs chy ci- cia cib cic cih cii cip cir cis cpa cpb cpc cph cpi cpp cpr cps cra crb crc crh cri crp crr crs cry csa csb csc csh csi csp csr css csy cya cyb cyc cyp cyr cys h-i haa hab hac hah hai hap har has hay hba hbb hbc hbh hbi hbp hbr hbs hby hca hcb hcc hch hci hcp hcr hcs hcy hha hhb hhc hhh hhi hhp hhr hhs hhy hia hib hic hih hii hip hir his hpa hpb hpc hph hpi hpp hpr hps hpy hr- hra hrb hrc hrh hri hrp hrr hrs hsa hsb hsc hsh hsi hsp hsr hss hsy hy- hya hyb hyc hyh hyi hyp hyr hys hyy ia- iaa iab iac iah iai iap iar ias iba ibb ibc ibh ibi ibp ibr ibs iby ica icb icc ich ici icp icr ics icy iha ihb ihc ihh ihi ihp ihr ihs ihy iia iib iic iih iii iip iir iis ipa ipb ipc ipi ipp ipr ips ipy ir- ira irb irc iri irp irr irs iry is- isa isb isc ish isi isp isr iss isy iya iyc iyr iys iyy p-p paa pab pac pah pai pap par pas pay pba pbb pbc pbi pbp pbr pbs pby pca pcb pcc pch pci pcp pcr pcs pha phb phc phi php phr phs phy pia pib pic pih pii pip pir pis ppa ppb ppc pph ppi ppp ppr pps pra prb prc prh pri prp prr prs pry ps- psa psb psc psh psi psp psr pss psy py- pya pyb pyc pyr pys ra- raa rab rac rah rai rap rar ras ray rba rbb rbc rbh rbi rbp rbr rbs rca rcb rcc rch rci rcp rcr rcs rh- rha rhb rhc rhh rhi rhp rhr rhs ria rib ric rih rii rip rir ris riy rpa rpb rpc rph rpi rpp rpr rps rra rrb rrc rrh rri rrp rrr rrs rsa rsb rsc rsh rsi rsp rsr rss ry- rya ryc ryr rys ryy saa sab sac sah sai sap sar sas say sba sbb sbc sbh sbi sbp sbr sbs sby sca scb scc sch sci scp scr scs sh- sha shb shc shh shi shp shr shs shy sia sib sic sih sii sip sir sis spa spb spc sph spi spp spr sps spy sr- sra srb src srh sri srp srr srs sry ss- ssa ssb ssc ssh ssi ssp ssr sss sy- sya syb syc syh syi syp syr sys yaa yab yac yah yai yap yar yas yay ybc ybi ybp ybr ybs yby yca ycc ych yci ycp ycs ycy yha yhc yhi yhs yih yii yip yir yis ypa yps yra yrc yrp yrs ysa ysb ysc ysi ysp ysr yss ysy yyb yyc yys yyy