-ic -ji a-a a-b a-c a-i a-t aaa aab aac aai aaj aak aar aat ab- aba abb abc abi abj abk abr abt ac- aca acb acc aci acj ack acr act ai- aia aib aic aii aik air ait aja ajb ajc aji ajj ajk ajr ajt aka akb akc aki akj akk akr ar- ara arb arc ari arj ark arr art at- ata atb atc ati atr att baa bab bac bai baj bak bar bat bba bbb bbc bbi bbk bbr bbt bca bcb bcc bci bcj bck bcr bct bi- bia bib bic bii bij bik bir bit bja bjc bji bjj bjk bjr bjt bka bkb bkc bkk bkr bkt bra brb bri brj brk brr brt bta btb btc bti btk btr btt c-- c-j caa cab cac cai caj cak car cat cba cbb cbc cbi cbj cbk cbr cbt cca ccb ccc cci ccj cck ccr cct ci- cia cib cic cii cij cik cir cit cja cjb cjc cjk cjr cka ckb ckc cki ckt cra crb crc cri crj crk crr crt cta ctb ctc cti ctk ctr ctt ia- iaa iab iac iai iar iat iba ibb ibc ibi ibj ibk ibr ibt ica icb icc ici icj ick icr ict iia iib iic iii iij iir iit ija ijb ijc iji ijk ijt ika ikb ikc iki ikk ikr ikt ir- ira irb irc iri irj irk irr irt ita itb itc iti itj itk itt j-i jaa jab jac jai jaj jak jar jat jba jbc jbi jbj jbk jbr jbt jca jcb jcc jci jck jcr jct jia jib jic jii jij jir jit jja jjb jjc jjj jjk jjr jka jkb jkk jkr jkt jra jrb jrc jri jrk jrr jrt jta jtb jtc jti jtk jtr jtt k-t ka- kaa kab kac kai kaj kak kar kat kba kbb kbc kbi kbk kbr kca kcb kcc kci kck kcr kct kia kib kic kii kij kik kir kit kjb kjc kji kjr kkb kkc kki kkk kkr kkt kra krc kri krk krr krt kta ktb ktc ktj ktk ktr ktt ra- raa rab rac rai raj rak rar rat rba rbb rbc rbi rbk rbr rbt rca rcb rcc rci rcj rcr rct ria rib ric rii rik rir rit rja rjc rjk rjr rkb rkc rkk rkt rra rrb rrc rri rrk rrr rrt rta rtb rtc rti rtj rtk rtr rtt taa tab tac tai taj tak tar tat tba tbb tbc tbi tbj tbk tbr tbt tca tcb tcc tci tcj tck tcr tct tia tib tic tii tik tir tit tjc tji tjr tka tkb tkc tkk tkr tkt tra trb trc tri trk trr trt tta ttb ttc tti ttk ttr ttt

a-ak a-ii aaaa aaab aaac aaai aaar aaba aabb aabc aabi aabt aaca aacb aacc aaci aack aacr aact aaib aaic aaii aaka aara aarc aari aart aata aatc aatk aatt abaa abab abac abai abaj abak abar abat abb- abba abbb abbi abbr abbt abca abcb abcc abci abcr abct abia abib abic abir abit abra abrc abri abta ac-t acaa acab acac acai acar acat acba acca accc acci acct aci- acia acic acir acr- acra acrc acri acrr acta actc acti actt aiai aiba aica aicc aicr aiia aiib aiic aiir aija aika aiki aira airi airt aita aiti aitr aitt ajab ajac ajak ajar ajat ajba ajit ajka ajri akaa akai akar akca akia akij akik akir akka akki akr- akra arab arac arai arak arar arat arba arbi arc- arca arci arct aria arib arii arij arik arit arja arka arki arr- arra arrc arri arrk arrr arrt arta artc arti artr at-t ataa atab atac atai atak atar atat atca atcc atck atcr atia atic atik atit atka atkt atra atrc atri atrk atta atti attr ba-i baaa baak baar baat baba babb babi babr bac- baca bacc baci back bact baia baib baic baik bair bait baja baji bak- baka baki bakr bakt bar- bara barb barc bari bark barr bart bata batc bati batt bbbb bbci bbrc bcaa bcar bcat bcbc bcca bccc bcci bcia bcit bcra bctc biaj biak biar biat biba bibb bibi bica bicc bici bick bija biji bira birb biri birk birr birt bita bitc bitt bjcc brab brac brai braj brak brat brca brcb bria bric brik brit brka brkb brrr brtc btaa btcc btrc btrt bttb caaa caab caac caat caba cabi cac- caca cacc caci cack cacr caia caib caic caik cair cait caja caji caka cara carb carc cari carj cark carr cart cat- cata catb catc cati catt cbac cbar cbat cbbc cbca cbcc cbcr cbct cbia cbir cbit cbka cbkj cbkr cbrj cbrt cbta cbtc ccaa ccab ccac ccai ccar ccat ccba ccbc ccca cccb cccc ccci ccic ccii ccir ccra ccrc ccri ccrt cctb cctc cctt ciaa ciak ciar ciat ciba cibc cibi cica cicc cici cicr cict ciia ciii ciit cika cikr cira cirb circ ciri cirk cirr cirt cita citb citi citt cjar cjbc cjbk cjca cjcb cjcj cjic cjrb cjrc cjrj cjtr ckac ckat ckbc ckbi ckck ckjr ckrc cktb crab crac crai craj crar crat crbc crca crcc crcr cria crib cric crik crit crkc crrt crtc ctab ctba ctbi ctca ctia ctic ctrc ctta iaaa iaac iaai iaat iaba iaca iacc iacr iact iaia iara iarc iart iata iatc iati ibac ibar ibat ibca ibia ibra ibrc ibri ibtb ibtc icaa icab icac icai icar icat icbc icca iccb iccc icci iccr icct icra icrc icrr icrt icta iiac iica iiii iiit iira iirc iita iitr iitt ijji ikar ikat ikki ikra ikri irac irai iraj irak irar irca ircc iri- iria iric irka irki irra irrc irri irta irti itaa itac itai itak itar itat itia itic itra itri itta jaak jaar jaba jabi jabr jaca jacc jaci jack jair jaja jaji jaka jaki jara jarc jari jark jarr