-ic -up a-a a-b a-c a-i a-t aaa aab aac aai aap aar aas aat aau ab- aba abb abc abi abp abr abs abt abu ac- aca acb acc aci acp acr acs act acu ai- aia aib aic aii aip air ais ait aiu ap- apa apb apc api app apr aps apt apu ar- ara arb arc ari arp arr ars art aru as- asa asb asc asi asp asr ass ast asu at- ata atb atc ati atp atr ats att atu au- aua aub auc aui aup aur aus aut b-p b-u baa bab bac bai bap bar bas bat bau bba bbb bbc bbi bbp bbr bbs bbt bbu bca bcb bcc bci bcp bcr bcs bct bcu bi- bia bib bic bii bip bir bis bit biu bpa bpb bpc bpi bpp bpr bps bpt bpu bra brb bri brp brr brs brt bru bsa bsb bsc bsi bsp bsr bss bst bsu bta btb btc bti btp btr bts btt btu bua bub buc bui bup bur bus but buu c-- caa cab cac cai cap car cas cat cau cba cbb cbc cbi cbp cbr cbs cbt cbu cca ccb ccc cci ccp ccr ccs cct ccu ci- cia cib cic cii cip cir cis cit ciu cpa cpb cpc cpi cpp cpr cps cpt cpu cra crb crc cri crp crr crs crt cru csa csb csc csi csp csr css cst csu cta ctb ctc cti ctp ctr cts ctt ctu cua cub cuc cui cup cur cus cut cuu ia- iaa iab iac iai iap iar ias iat iau iba ibb ibc ibi ibp ibr ibs ibt ibu ica icb icc ici icp icr ics ict icu iia iib iic iii iip iir iis iit iiu ipa ipb ipc ipi ipp ipr ips ipt ipu ir- ira irb irc iri irp irr irs irt iru is- isa isb isc isi isp isr iss ist isu ita itb itc iti itp its itt itu iu- iua iub iuc iui iup iur ius iut p-p paa pab pac pai pap par pas pat pau pba pbb pbc pbi pbp pbr pbs pbt pbu pca pcb pcc pci pcp pcr pcs pct pcu pia pib pic pii pip pir pis pit piu ppa ppb ppc ppi ppp ppr pps ppt ppu pra prb prc pri prp prr prs prt pru ps- psa psb psc psi psp psr pss pst psu pt- pta ptb ptc pti ptp ptr pts ptt ptu pua pub puc pui pup pur pus put puu ra- raa rab rac rai rap rar ras rat rau rba rbb rbc rbi rbp rbr rbs rbt rbu rca rcb rcc rci rcp rcr rcs rct rcu ria rib ric rii rip rir ris rit rpa rpb rpc rpi rpp rpr rps rpt rpu rra rrb rrc rri rrp rrr rrs rrt rru rsa rsb rsc rsi rsp rsr rss rst rsu rta rtb rtc rti rtp rtr rts rtt rtu rua rub ruc rui rup rur rus rut ruu saa sab sac sai sap sar sas sat sau sba sbb sbc sbi sbp sbr sbs sbt sbu sca scb scc sci scp scr scs sct scu sia sib sic sii sip sir sis sit siu spa spb spc spi spp spr sps spt spu sr- sra srb src sri srp srr srs srt ss- ssa ssb ssc ssi ssp ssr sss sst ssu sta stb stc sti stp str sts stt stu sua sub suc sui sup sur sus sut suu taa tab tac tai tap tar tas tat tau tba tbb tbc tbi tbp tbr tbs tbt tbu tca tcb tcc tci tcp tcr tcs tct tcu tia tib tic tii tip tir tis tit tiu tpa tpb tpc tpi tpp tpr tps tpt tpu tra trb trc tri trp trr trs trt tru tsa tsb tsc tsi tsp tsr tss tst tsu tta ttb ttc tti ttp ttr tts ttt ttu tua tub tuc tui tup tur tus tut tuu ua- uaa uab uac uai uap uar uas uat uau uba ubb ubc ubi ubp ubr ubs ubt ubu uca ucb ucc uci ucp ucr ucs uct ucu uia uib uic uii uip uir uis uit uiu up- upa upb upc upi upp upr ups upt upu ur- ura urb urc uri urp urr urs urt uru usa usb usc usi usp usr uss ust usu uta utb utc uti utp utr uts utt utu uua uuc uur uus uut uuu

a-ii aaaa aaab aaac aaai aaap aaar aaas aaba aabb aabc aabi aabp aabt aaca aacb aacc aaci aacp aacr aacs aact aacu aaib aaic aaii aais aapa aapc aapi aaps aapt aara aarc aari aarp aars aart aaru aasa aasc aasi aass aast aasu aata aatc aatt aaup aaus abaa abab abac abai abap abar abas abat abau abb- abba abbb abbi abbr abbs abbt abca abcb abcc abci abcp abcr abcs abct abia abib abic abir abis abit abiu abpa abpc abpi abpp abpr abps abra abrc abri abrs abs- absa absi absp abss absu abta abts abtu abua abus abut ac-t acaa acab acac acai acap acar acas acat acba acca accc acci accp accs acct accu aci- acia acic acip acir acis acpa acpi acpr acps acpt acpu acr- acra acrc acri acrr acrs acsa acsc acsi acss acst acta actc acti acts actt actu acu- acup acur acus acut aiai aias aiba aica aicc aicp aicr aics aiia aiib aiic aiir aipa aipi aips aira airi airp airs airt aisa aisb aisi aisr aist aita aiti aitr aits aitt aitu aiui apac apai apap apar apas apat apba apbr apbs apca apcb apcc apcr apcs api- apia apic apip apis apit appa appc appr apps appt appu apra aprc apri aprs aprt apsa apsi apss apsu apta aptc apti apts aptt apua apuc apup apus arab arac arai arap arar aras arat arau arba arbi arbs arc- arca arci arcs arct aria