-ic a-a a-b a-c a-i aaa aab aac aai aak aar aas aaw ab- aba abb abc abi abk abr abs abw ac- aca acb acc aci ack acr acs acw ai- aia aib aic aii aik air ais aiw aka akb akc aki akk akr aks akw ar- ara arb arc ari ark arr ars arw as- asa asb asc asi ask asr ass asw aw- awa awb awc awi awk awr aws aww baa bab bac bai bak bar bas baw bba bbb bbc bbi bbk bbr bbs bbw bca bcb bcc bci bck bcr bcs bi- bia bib bic bii bik bir bis biw bka bkb bkc bkk bkr bks bkw bra brb bri brk brr brs brw bsa bsb bsc bsi bsk bsr bss bsw bwa bwb bwc bwi bwk bwr bws c-- caa cab cac cai cak car cas caw cba cbb cbc cbi cbk cbr cbs cbw cca ccb ccc cci cck ccr ccs ccw ci- cia cib cic cii cik cir cis ciw cka ckb ckc cki cks ckw cra crb crc cri crk crr crs crw csa csb csc csi csk csr css csw cw- cwa cwb cwc cwi cwk cwr cws ia- iaa iab iac iai iar ias iaw iba ibb ibc ibi ibk ibr ibs ibw ica icb icc ici ick icr ics icw iia iib iic iii iir iis iiw ika ikb ikc iki ikk ikr iks ir- ira irb irc iri irk irr irs is- isa isb isc isi isk isr iss isw iwa iwb iwc iwi iwk iwr iws iww ka- kaa kab kac kai kak kar kas kaw kba kbb kbc kbi kbk kbr kbs kbw kca kcb kcc kci kck kcr kcs kia kib kic kii kik kir kis kkb kkc kki kkk kkr kks kra krc kri krk krr krs krw ksa ksb ksc ksi ksk ksr kss ksw kw- kwa kwc kwi kwk kws kww ra- raa rab rac rai rak rar ras raw rba rbb rbc rbi rbk rbr rbs rbw rca rcb rcc rci rcr rcs rcw ria rib ric rii rik rir ris rkb rkc rkk rks rra rrb rrc rri rrk rrr rrs rsa rsb rsc rsi rsk rsr rss rsw rwa rwb rwc rwi rwr rws saa sab sac sai sak sar sas saw sba sbb sbc sbi sbk sbr sbs sbw sca scb scc sci sck scr scs scw sia sib sic sii sik sir sis siw sk- ska skb skc ski skk skr sks skw sr- sra srb src sri srk srr srs srw ss- ssa ssb ssc ssi ssk ssr sss ssw swa swb swc swi swk swr sws waa wab wac wai wak war was waw wba wbb wbc wbi wbr wbs wbw wca wcb wcc wci wck wcr wcs wcw wia wib wic wii wik wir wis wka wkb wkc wkr wks wkw wr- wra wrc wri wrk wrr wrs wrw wsa wsb wsc wsi wsk wsr wss wsw wwa wwc wwi www