-ic a-a a-b a-c a-i a-t aaa aab aac aae aai aak aas aat aau ab- aba abb abc abe abi abk abs abt abu ac- aca acb acc ace aci ack acs act acu aea aeb aec aee aei aek aes aet aeu ai- aia aib aic aie aii aik ais ait aiu aka akb akc ake aki akk aks aku as- asa asb asc ase asi ask ass ast asu at- ata atb atc ate ati ats att atu au- aua aub auc aue aui auk aus aut b-u baa bab bac bae bai bak bas bat bau bba bbb bbc bbe bbi bbk bbs bbt bbu bca bcb bcc bce bci bck bcs bct bcu be- bea beb bec bee bei bek bes bet beu bi- bia bib bic bie bii bik bis bit biu bka bkb bkc bke bkk bks bkt bsa bsb bsc bse bsi bsk bss bst bsu bta btb btc bte bti btk bts btt btu bua bub buc bue bui buk bus but buu c-- caa cab cac cae cai cak cas cat cau cba cbb cbc cbe cbi cbk cbs cbt cbu cca ccb ccc cce cci cck ccs cct ccu ce- cea ceb cec cee cei cek ces cet ceu ci- cia cib cic cie cii cik cis cit ciu cka ckb ckc cki cks ckt csa csb csc cse csi csk css cst csu cta ctb ctc cte cti ctk cts ctt ctu cua cub cuc cue cui cuk cus cut cuu eaa eab eac eae eai eak eas eat eau eba ebb ebc ebe ebi ebk ebs ebt ebu ec- eca ecb ecc ece eci eck ecs ect ecu eea eeb eec eee eek ees eet eia eib eic eie eii eik eis eit eiu eka ekb ekc eke eki eks ekt eku es- esa esb esc ese esi esk ess est esu eta etb etc ete eti etk ets ett etu eu- eua eub euc eue eui eus eut ia- iaa iab iac iae iai ias iat iau iba ibb ibc ibe ibi ibk ibs ibt ibu ica icb icc ice ici ick ics ict icu ie- iea iec iee iei iek ies iet iia iib iic iie iii iis iit iiu ika ikb ikc ike iki ikk iks ikt iku is- isa isb isc ise isi isk iss ist isu ita itb itc ite iti itk its itt itu iu- iua iub iuc iue iui ius iut k-t ka- kaa kab kac kae kai kak kas kat kau kba kbb kbc kbe kbi kbk kbs kbu kca kcb kcc kce kci kck kcs kct kcu ke- kea keb kec kee kei kek kes ket kia kib kic kie kii kik kis kit kiu kkb kkc kke kki kkk kks kkt kku ksa ksb ksc kse ksi ksk kss kst ksu kta ktb ktc kte ktk kts ktt ktu kub kuc kue kui kuk kus kut kuu saa sab sac sae sai sak sas sat sau sba sbb sbc sbe sbi sbk sbs sbt sbu sca scb scc sce sci sck scs sct scu se- sea seb sec see sei sek ses set seu sia sib sic sie sii sik sis sit siu sk- ska skb skc ske ski skk sks skt sku ss- ssa ssb ssc sse ssi ssk sss sst ssu sta stb stc ste sti stk sts stt stu sua sub suc sue sui suk sus sut suu taa tab tac tae tai tak tas tat tau tba tbb tbc tbe tbi tbk tbs tbt tbu tca tcb tcc tce tci tck tcs tct tcu te- tea teb tec tee tei tek tes tet teu tia tib tic tie tii tik tis tit tiu tka tkb tkc tke tkk tks tkt tsa tsb tsc tse tsi tsk tss tst tsu tta ttb ttc tte tti ttk tts ttt ttu tua tub tuc tue tui tuk tus tut tuu ua- uaa uab uac uae uai uak uas uat uau uba ubb ubc ube ubi ubk ubs ubt ubu uca ucb ucc uce uci uck ucs uct ucu uea ueb uec uee uei ues uet uia uib uic uie uii uis uit uiu uka ukb ukc uke uki ukk uku usa usb usc use usi usk uss ust usu uta utb utc ute uti utk uts utt utu uua uuc uue uus uut uuu

-ase a-ak a-be a-ii aaaa aaab aaac aaae aaai aaas aaba aabb aabc aabi aabt aaca aacb aacc aace aaci aack aacs aact aacu aaea aaec aaes aaib aaic aaii aais aaka aake aaku aasa aasc aase aasi aass aast aasu aata aatc aatk aatt aaus abaa abab abac abae abai abak abas abat abau abb- abba abbb abbe abbi abbs abbt abca abcb abcc abci abcs abct abec abee abes abet abia abib abic abie abis abit abiu abs- absa abse absi abss absu abta abts abtu abua abue abuk abus abut ac-t acaa acab acac acae acai acas acat acba acca accc acce acci accs acct accu ace- acea acec acek aces acet aci- acia acic acie acis acke acks acsa acsc acse acsi acss acst acta actc acte acti acts actt actu acu- acue acus acut aeac aeas aebi aebs aecb aeci aect aeit aeka aesc aess aest aeta aetc aett aiai aias aiba aica aicc aice aics aiea aiee aiet aiia aiib aiic aika aike aiki aiks aisa aisb aise aisi aisk aist aita aite aiti aits aitt aitu aiui akaa akae akai akas akca akee akes akeu akia akie akik akis akiu akka akki akku aksa aksi akst aksu akte akua asaa asab asac asae asai asak asas asat asau asba asbu asc- asca ascb ascc asce asci asct asea asec asee asek ases aset asia asic asie asii asik asis asit aska aske aski asks askt assa assc asse assi assk asss asst assu asta astb astc aste asti asts asub asue asui asus at-t ataa atab atac atae atai atak atas atat atbs atca atcc