-er -ey -ic -up a-a a-b a-c a-i a-t aaa aab aac aae aai aap aar aat aau aax aay ab- aba abb abc abe abi abp abr abt abu abx aby ac- aca acb acc ace aci acp acr act acu acx acy aea aeb aec aee aei aep aer aet aeu aex aey ai- aia aib aic aie aii aip air ait aiu aix aiy ap- apa apb apc ape api app apr apt apu apx apy ar- ara arb arc are ari arp arr art aru arx ary at- ata atb atc ate ati atp atr att atu atx au- aua aub auc aue aui aup aur aut aux ax- axa axe axi axp axr axt axx ay- aya ayc aye ayi ayp ayr ayt ayu ayx b-p b-u baa bab bac bae bai bap bar bat bau bax bay bba bbb bbc bbe bbi bbp bbr bbt bbu bbx bby bca bcb bcc bce bci bcp bcr bct bcu bcx bcy be- bea beb bec bee bei bep ber bet beu bex bey bi- bia bib bic bie bii bip bir bit biu bix biy bpa bpb bpc bpe bpi bpp bpr bpt bpu bpx bpy bra brb bre bri brp brr brt bru brx bry bta btb btc bte bti btp btr btt btu btx bty bua bub buc bue bui bup bur but buu bux buy bxb bxi bxx by- bya byc bye byi byp byr byt byu c-- caa cab cac cae cai cap car cat cau cax cay cba cbb cbc cbe cbi cbp cbr cbt cbu cbx cby cca ccb ccc cce cci ccp ccr cct ccu ccx ce- cea ceb cec cee cei cep cer cet ceu cex cey ci- cia cib cic cie cii cip cir cit ciu cix cpa cpb cpc cpe cpi cpp cpr cpt cpu cpx cra crb crc cre cri crp crr crt cru crx cry cta ctb ctc cte cti ctp ctr ctt ctu ctx cty cua cub cuc cue cui cup cur cut cuu cuy cxc cxi cxp cxr cxt cxx cya cyb cyc cye cyp cyr cyt eaa eab eac eae eai eap ear eat eau eax eba ebb ebc ebe ebi ebp ebr ebt ebu ebx eby ec- eca ecb ecc ece eci ecr ect ecu ecx eea eeb eec eee eep eer eet eex eey eia eib eic eie eii eip eir eit eiu eix ep- epa epb epc epe epi epp epr ept epu epx era erb erc ere eri erp err ert eru ery eta etb etc ete eti etp etr ett etu etx ety eu- eua eub euc eue eui eup eur eut eux ex- exa exc exe exi exp exr ext exu exx exy eya eyc eye eyp eyr eyt ia- iaa iab iac iae iai iap iar iat iau iba ibb ibc ibe ibi ibp ibr ibt ibu ibx iby ica icb icc ice ici icp icr ict icu icy ie- iea iec iee iei iep ier iet iex iey iia iib iic iie iii iip iir iit iiu iix ipa ipb ipc ipe ipi ipp ipr ipt ipu ipx ipy ir- ira irb irc ire iri irp irr irt iru irx iry ita itb itc ite iti itp itt itu itx ity iu- iua iub iuc iue iui iup iur iut ixc ixe ixi ixy iya iyc iye iyr iyt iyy p-p paa pab pac pae pai pap par pat pau pax pay pba pbb pbc pbe pbi pbp pbr pbt pbu pbx pby pca pcb pcc pce pci pcp pcr pct pcu pcx pea peb pec pee pei pep per pet peu pex pey pia pib pic pie pii pip pir pit piu pix ppa ppb ppc ppe ppi ppp ppr ppt ppu ppx pra prb prc pre pri prp prr prt pru prx pry pt- pta ptb ptc pte pti ptp ptr ptt ptu ptx pty pua pub puc pue pui pup pur put puu puy pxc pxe pxr pxt py- pya pyb pyc pye pyr pyt pyu pyx ra- raa rab rac rae rai rap rar rat rau rax ray rba rbb rbc rbe rbi rbp rbr rbt rbu rbx rca rcb rcc rce rci rcp rcr rct rcu rcx re- rea reb rec ree rei rep rer ret reu rex rey ria rib ric rie rii rip rir rit rix riy rpa rpb rpc rpe rpi rpp rpr rpt rpu rpx rra rrb rrc rri rrp rrr rrt rru rta rtb rtc rte rti rtp rtr rtt rtu rtx rty rua rub ruc rue rui rup rur rut ruu rux ruy rxp rxr ry- rya ryc rye ryr ryu ryy t-x taa tab tac tae tai tap tar tat tau tax tay tba tbb tbc tbe tbi tbp tbr tbt tbu tca tcb tcc tce tci tcp tcr tct tcu tcx te- tea teb tec tee tei tep ter tet teu tex tey tia tib tic tie tii tip tir tit tiu tix tiy tpa tpb tpc tpe tpi tpp tpr tpt tpu tpx tra trb trc tre tri trp trr trt tru trx try tta ttb ttc tte tti ttp ttr ttt ttu ttx tty tua tub tuc tue tui tup tur tut tuu tux tuy txe txi txt txu tya tyc tye typ tyr tyt ua- uaa uab uac uae uai uap uar uat uau uay uba ubb ubc ube ubi ubp ubr ubt ubu ubx uby uca ucb ucc uce uci ucp ucr uct ucu uea ueb uec uee uei uep uer uet uey uia uib uic uie uii uip uir uit uiu up- upa upb upc upe upi upp upr upt upu upx ur- ura urb urc ure uri urp urr urt uru urx ury uta utb utc ute uti utp utr utt utu utx uty uua uuc uue uur uut uuu uxb uxc uxr uxt uxu uyc uyi uyu xaa xac xap xar xat xau xbc xbe xbr xbx xcb xci xcp xcr xcx xee