-er -ey -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aap aar aat aay ab- aba abb abc abe abi abp abr abt aby ac- aca acb acc ace aci acp acr act acy aea aeb aec aee aei aep aer aet aey ai- aia aib aic aie aii aip air ait aiy ap- apa apb apc ape api app apr apt apy ar- ara arb arc are ari arp arr art ary at- ata atb atc ate ati atp atr att ay- aya ayc aye ayi ayp ayr ayt b-p baa bab bac bae bai bap bar bat bay bba bbb bbc bbe bbi bbp bbr bbt bby bca bcb bcc bce bci bcp bcr bct bcy be- bea beb bec bee bei bep ber bet bey bi- bia bib bic bie bii bip bir bit biy bpa bpb bpc bpe bpi bpp bpr bpt bpy bra brb bre bri brp brr brt bry bta btb btc bte bti btp btr btt bty by- bya byc bye byi byp byr byt c-- caa cab cac cae cai cap car cat cay cba cbb cbc cbe cbi cbp cbr cbt cby cca ccb ccc cce cci ccp ccr cct ce- cea ceb cec cee cei cep cer cet cey ci- cia cib cic cie cii cip cir cit cpa cpb cpc cpe cpi cpp cpr cpt cra crb crc cre cri crp crr crt cry cta ctb ctc cte cti ctp ctr ctt cty cya cyb cyc cye cyp cyr cyt eaa eab eac eae eai eap ear eat eba ebb ebc ebe ebi ebp ebr ebt eby ec- eca ecb ecc ece eci ecr ect eea eeb eec eee eep eer eet eey eia eib eic eie eii eip eir eit ep- epa epb epc epe epi epp epr ept era erb erc ere eri erp err ert ery eta etb etc ete eti etp etr ett ety eya eyc eye eyp eyr eyt ia- iaa iab iac iae iai iap iar iat iba ibb ibc ibe ibi ibp ibr ibt iby ica icb icc ice ici icp icr ict icy ie- iea iec iee iei iep ier iet iey iia iib iic iie iii iip iir iit ipa ipb ipc ipe ipi ipp ipr ipt ipy ir- ira irb irc ire iri irp irr irt iry ita itb itc ite iti itp itt ity iya iyc iye iyr iyt iyy p-p paa pab pac pae pai pap par pat pay pba pbb pbc pbe pbi pbp pbr pbt pby pca pcb pcc pce pci pcp pcr pct pea peb pec pee pei pep per pet pey pia pib pic pie pii pip pir pit ppa ppb ppc ppe ppi ppp ppr ppt pra prb prc pre pri prp prr prt pry pt- pta ptb ptc pte pti ptp ptr ptt pty py- pya pyb pyc pye pyr pyt ra- raa rab rac rae rai rap rar rat ray rba rbb rbc rbe rbi rbp rbr rbt rca rcb rcc rce rci rcp rcr rct re- rea reb rec ree rei rep rer ret rey ria rib ric rie rii rip rir rit riy rpa rpb rpc rpe rpi rpp rpr rpt rra rrb rrc rri rrp rrr rrt rta rtb rtc rte rti rtp rtr rtt rty ry- rya ryc rye ryr ryy taa tab tac tae tai tap tar tat tay tba tbb tbc tbe tbi tbp tbr tbt tca tcb tcc tce tci tcp tcr tct te- tea teb tec tee tei tep ter tet tey tia tib tic tie tii tip tir tit tiy tpa tpb tpc tpe tpi tpp tpr tpt tra trb trc tre tri trp trr trt try tta ttb ttc tte tti ttp ttr ttt tty tya tyc tye typ tyr tyt yaa yab yac yae yai yap yar yat yay ybc ybe ybi ybp ybr yby yca ycc yce yci ycp ycy yea yeb yec yee yei yep yer yet yey yie yii yip yir yit ypa yra yrc yre yrp yrt yta ytc yte ytp ytr ytt yyb yyc yye yyt yyy