-ic a-a a-b a-c a-i a-t aaa aab aac aai aan aar aas aat ab- aba abb abc abi abn abr abs abt ac- aca acb acc aci acn acr acs act ai- aia aib aic aii ain air ais ait an- ana anb anc ani ann anr ans ant ar- ara arb arc ari arn arr ars art as- asa asb asc asi asn asr ass ast at- ata atb atc ati atn atr ats att baa bab bac bai ban bar bas bat bba bbb bbc bbi bbn bbr bbs bbt bca bcb bcc bci bcn bcr bcs bct bi- bia bib bic bii bin bir bis bit bna bnb bnc bni bnn bnr bns bnt bra brb bri brn brr brs brt bsa bsb bsc bsi bsn bsr bss bst bta btb btc bti btn btr bts btt c-- caa cab cac cai can car cas cat cba cbb cbc cbi cbn cbr cbs cbt cca ccb ccc cci ccn ccr ccs cct ci- cia cib cic cii cin cir cis cit cn- cna cnb cnc cni cnn cnr cns cnt cra crb crc cri crn crr crs crt csa csb csc csi csn csr css cst cta ctb ctc cti ctn ctr cts ctt ia- iaa iab iac iai ian iar ias iat iba ibb ibc ibi ibn ibr ibs ibt ica icb icc ici icn icr ics ict iia iib iic iii iin iir iis iit in- ina inb inc ini inn inr ins int ir- ira irb irc iri irn irr irs irt is- isa isb isc isi isn isr iss ist ita itb itc iti itn its itt n-i naa nab nac nai nan nar nas nat nba nbb nbc nbi nbn nbr nbs nbt nca ncb ncc nci ncn ncr ncs nct nia nib nic nii nin nir nis nit nna nnb nnc nni nnn nns nnt nra nrb nrc nri nrn nrr nrs nrt nsa nsb nsc nsi nsn nsr nss nst nta ntb ntc nti ntn ntr nts ntt ra- raa rab rac rai ran rar ras rat rba rbb rbc rbi rbn rbr rbs rbt rca rcb rcc rci rcn rcr rcs rct ria rib ric rii rin rir ris rit rna rnb rnc rni rnn rnr rns rnt rra rrb rrc rri rrn rrr rrs rrt rsa rsb rsc rsi rsn rsr rss rst rta rtb rtc rti rtn rtr rts rtt saa sab sac sai san sar sas sat sba sbb sbc sbi sbn sbr sbs sbt sca scb scc sci scn scr scs sct sia sib sic sii sin sir sis sit sna snb snc sni snn snr sns snt sr- sra srb src sri srn srr srs srt ss- ssa ssb ssc ssi ssn ssr sss sst sta stb stc sti stn str sts stt taa tab tac tai tan tar tas tat tba tbb tbc tbi tbn tbr tbs tbt tca tcb tcc tci tcn tcr tcs tct tia tib tic tii tin tir tis tit tna tnb tnc tni tnn tnr tns tnt tra trb trc tri trn trr trs trt tsa tsb tsc tsi tsn tsr tss tst tta ttb ttc tti ttn ttr tts ttt

-ana a-ii aaaa aaab aaac aaai aaan aaar aaas aaba aabb aabc aabi aabt aaca aacb aacc aaci aacn aacr aacs aact aaib aaic aaii aain aais aana aani aara aarc aari aars aart aasa aasc aasi aass aast aata aatc aatt abaa abab abac abai aban abar abas abat abb- abba abbb abbi abbr abbs abbt abca abcb abcc abci abcn abcr abcs abct abia abib abic abin abir abis abit abra abrc abri abrs abs- absa absi abss abta abts ac-t acaa acab acac acai acan acar acas acat acba acca accc acci accs acct aci- acia acic acin acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acst acta actc acti acts actt aiai aian aias aiba aibn aica aicc aicr aics aiia aiib aiic aiin aiir aina ainc aini ains aint aira airi airs airt aisa aisb aisi aisr aist aita aiti aitr aits aitt ana- anaa anab anac anai anan anar anas anat anba anbb anbi anca ancc anct ania anib anic anin anir anis anit anna annb anni anns annt anrc anri ansa ansi ant- anta anti antr ants antt arab arac arai aran arar aras arat arba arbi arbs arc- arca arci arcs arct aria arib arii arin aris arit arna arni arns arnt arr- arra arrc arri arrr arrs arrt ars- arsa arsc arsi arst arta artc arti artr arts asaa asab asac asai asan asar asas asat asba asc- asca ascb ascc asci ascr asct asia asic asii asin asir asis asit asnc asni asra asrc asrs assa assc assi assn assr asss asst asta astb astc asti astr asts at-t ataa atab atac atai atan atar atas atat atbs atca atcc atcr atcs atia atic atin atis atit atna atns atra atrc atri atrn atsb atsc atsi atst atta atti attn attr atts ba-i baaa baan baar baas baat baba babb babi babr babs bac- baca bacc baci bacn bacs bact baia baib baic bain bair bais bait bana banc bani bann banr bans bant bar- bara barb barc bari barn barr bars bart basa basc basi bass bast bata batc bati batn bats batt bbas bbbb bbbs bbci bbin bbrc bcaa bcar bcas bcat bcbc bcbs bcca bccc bcci bccs bcia bcis bcit bcra bcrs bcsa bcsc bcsn bcss bctc bcts bian biar bias biat biba bibb bibi bibs bica bicc bici bics biin biis bin- bina binc bini binn bins bint bira birb biri birn birr birs birt bis- bisa bisc biss bist bita bitc bits bitt bnai bnas bnib bnin bnrr bnss bnta brab brac brai bran bras brat brca brcb bria bric brin bris brit brna brns brrr brrs brsb brsr brst brtc bsaa bsac bsas bsat bsci bscs bsic bsin bsns bsra bssc bsts btaa btan btcc btcs