-er -ey -ic -up a-a a-b a-c a-i aaa aab aac aae aai aap aar aas aau aay ab- aba abb abc abe abi abp abr abs abu aby ac- aca acb acc ace aci acp acr acs acu acy aea aeb aec aee aei aep aer aes aeu aey ai- aia aib aic aie aii aip air ais aiu aiy ap- apa apb apc ape api app apr aps apu apy ar- ara arb arc are ari arp arr ars aru ary as- asa asb asc ase asi asp asr ass asu asy au- aua aub auc aue aui aup aur aus ay- aya ayc aye ayi ayp ayr ays ayu b-p b-u baa bab bac bae bai bap bar bas bau bay bba bbb bbc bbe bbi bbp bbr bbs bbu bby bca bcb bcc bce bci bcp bcr bcs bcu bcy be- bea beb bec bee bei bep ber bes beu bey bi- bia bib bic bie bii bip bir bis biu biy bpa bpb bpc bpe bpi bpp bpr bps bpu bpy bra brb bre bri brp brr brs bru bry bsa bsb bsc bse bsi bsp bsr bss bsu bsy bua bub buc bue bui bup bur bus buu buy by- bya byc bye byi byp byr bys byu c-- caa cab cac cae cai cap car cas cau cay cba cbb cbc cbe cbi cbp cbr cbs cbu cby cca ccb ccc cce cci ccp ccr ccs ccu ce- cea ceb cec cee cei cep cer ces ceu cey ci- cia cib cic cie cii cip cir cis ciu cpa cpb cpc cpe cpi cpp cpr cps cpu cra crb crc cre cri crp crr crs cru cry csa csb csc cse csi csp csr css csu csy cua cub cuc cue cui cup cur cus cuu cuy cya cyb cyc cye cyp cyr cys eaa eab eac eae eai eap ear eas eau eba ebb ebc ebe ebi ebp ebr ebs ebu eby ec- eca ecb ecc ece eci ecr ecs ecu eea eeb eec eee eep eer ees eey eia eib eic eie eii eip eir eis eiu ep- epa epb epc epe epi epp epr eps epu era erb erc ere eri erp err ers eru ery es- esa esb esc ese esi esp esr ess esu esy eu- eua eub euc eue eui eup eur eus eya eyc eye eyp eyr eys ia- iaa iab iac iae iai iap iar ias iau iba ibb ibc ibe ibi ibp ibr ibs ibu iby ica icb icc ice ici icp icr ics icu icy ie- iea iec iee iei iep ier ies iey iia iib iic iie iii iip iir iis iiu ipa ipb ipc ipe ipi ipp ipr ips ipu ipy ir- ira irb irc ire iri irp irr irs iru iry is- isa isb isc ise isi isp isr iss isu isy iu- iua iub iuc iue iui iup iur ius iya iyc iye iyr iys iyy p-p paa pab pac pae pai pap par pas pau pay pba pbb pbc pbe pbi pbp pbr pbs pbu pby pca pcb pcc pce pci pcp pcr pcs pcu pea peb pec pee pei pep per pes peu pey pia pib pic pie pii pip pir pis piu ppa ppb ppc ppe ppi ppp ppr pps ppu pra prb prc pre pri prp prr prs pru pry ps- psa psb psc pse psi psp psr pss psu psy pua pub puc pue pui pup pur pus puu puy py- pya pyb pyc pye pyr pys pyu ra- raa rab rac rae rai rap rar ras rau ray rba rbb rbc rbe rbi rbp rbr rbs rbu rca rcb rcc rce rci rcp rcr rcs rcu re- rea reb rec ree rei rep rer res reu rey ria rib ric rie rii rip rir ris riy rpa rpb rpc rpe rpi rpp rpr rps rpu rra rrb rrc rri rrp rrr rrs rru rsa rsb rsc rse rsi rsp rsr rss rsu rua rub ruc rue rui rup rur rus ruu ruy ry- rya ryc rye ryr rys ryu ryy saa sab sac sae sai sap sar sas sau say sba sbb sbc sbe sbi sbp sbr sbs sbu sby sca scb scc sce sci scp scr scs scu se- sea seb sec see sei sep ser ses seu sey sia sib sic sie sii sip sir sis siu spa spb spc spe spi spp spr sps spu spy sr- sra srb src sre sri srp srr srs sry ss- ssa ssb ssc sse ssi ssp ssr sss ssu sua sub suc sue sui sup sur sus suu suy sy- sya syb syc sye syi syp syr sys syu ua- uaa uab uac uae uai uap uar uas uau uay uba ubb ubc ube ubi ubp ubr ubs ubu uby uca ucb ucc uce uci ucp ucr ucs ucu uea ueb uec uee uei uep uer ues uey uia uib uic uie uii uip uir uis uiu up- upa upb upc upe upi upp upr ups upu ur- ura urb urc ure uri urp urr urs uru ury usa usb usc use usi usp usr uss usu uua uuc uue uur uus uuu uyc uyi uys uyu yaa yab yac yae yai yap yar yas yau yay ybc ybe ybi ybp ybr ybs yby yca ycc yce yci ycp ycs ycu ycy yea yeb yec yee yei yep yer yes yey yie yii yip yir yis ypa yps ypu yra yrc yre yrp yrs yru ysa ysb ysc yse ysi ysp ysr yss ysu ysy yua yue yui yup yur yus yuu yuy yyb yyc yye yys yyu yyy