-er -ic a-a a-c a-i aaa aac aae aah aai aak aar aas ac- aca acc ace ach aci ack acr acs aea aec aee aeh aei aek aer aes aha ahc ahe ahh ahi ahk ahr ahs ai- aia aic aie aih aii aik air ais aka akc ake akh aki akk akr aks ar- ara arc are arh ari ark arr ars as- asa asc ase ash asi ask asr ass c-- caa cac cae cah cai cak car cas cca ccc cce cch cci cck ccr ccs ce- cea cec cee ceh cei cek cer ces ch- cha chc che chh chi chk chr chs ci- cia cic cie cih cii cik cir cis cka ckc ckh cki cks cra crc cre crh cri crk crr crs csa csc cse csh csi csk csr css eaa eac eae eah eai eak ear eas ec- eca ecc ece ech eci eck ecr ecs eea eec eee eek eer ees eha ehc ehe ehh ehi ehr ehs eia eic eie eii eik eir eis eka ekc eke ekh eki ekr eks era erc ere erh eri erk err ers es- esa esc ese esh esi esk esr ess h-i haa hac hae hah hai hak har has hca hcc hce hch hci hck hcr hcs he- hea hec hee heh hei hek her hes hha hhc hhe hhh hhi hhk hhr hhs hia hic hie hih hii hik hir his hka hkh hki hkk hkr hks hr- hra hrc hre hrh hri hrk hrr hrs hsa hsc hse hsh hsi hsk hsr hss ia- iaa iac iae iah iai iar ias ica icc ice ich ici ick icr ics ie- iea iec iee iei iek ier ies iha ihc ihe ihh ihi ihk ihr ihs iia iic iie iih iii iir iis ika ikc ike iki ikk ikr iks ir- ira irc ire iri irk irr irs is- isa isc ise ish isi isk isr iss ka- kaa kac kae kah kai kak kar kas kca kcc kce kch kci kck kcr kcs ke- kea kec kee keh kei kek ker kes kha khe khh khi khk khr khs kia kic kie kih kii kik kir kis kkc kke kkh kki kkk kkr kks kra krc kri krk krr krs ksa ksc kse ksh ksi ksk ksr kss ra- raa rac rae rah rai rak rar ras rca rcc rce rch rci rcr rcs re- rea rec ree reh rei rek rer res rh- rha rhc rhe rhh rhi rhr rhs ria ric rie rih rii rik rir ris rkc rke rkk rks rra rrc rrh rri rrk rrr rrs rsa rsc rse rsh rsi rsk rsr rss saa sac sae sah sai sak sar sas sca scc sce sch sci sck scr scs se- sea sec see seh sei sek ser ses sh- sha shc she shh shi shk shr shs sia sic sie sih sii sik sir sis sk- ska skc ske skh ski skk skr sks sr- sra src sre srh sri srk srr srs ss- ssa ssc sse ssh ssi ssk ssr sss