-er -ic -up a-a a-b a-c a-i aaa aab aac aae aai aap aar aas aau aav ab- aba abb abc abe abi abp abr abs abu abv ac- aca acb acc ace aci acp acr acs acu acv aea aeb aec aee aei aep aer aes aeu aev ai- aia aib aic aie aii aip air ais aiu aiv ap- apa apb apc ape api app apr aps apu apv ar- ara arb arc are ari arp arr ars aru arv as- asa asb asc ase asi asp asr ass asu asv au- aua aub auc aue aui aup aur aus auv av- ava avb avc ave avi avp avr avs avu b-p b-u baa bab bac bae bai bap bar bas bau bav bba bbb bbc bbe bbi bbp bbr bbs bbu bca bcb bcc bce bci bcp bcr bcs bcu bcv be- bea beb bec bee bei bep ber bes beu bev bi- bia bib bic bie bii bip bir bis biu biv bpa bpb bpc bpe bpi bpp bpr bps bpu bpv bra brb bre bri brp brr brs bru brv bsa bsb bsc bse bsi bsp bsr bss bsu bsv bua bub buc bue bui bup bur bus buu bva bvb bvc bve bvi bvp bvr bvs bvu bvv c-- caa cab cac cae cai cap car cas cau cav cba cbb cbc cbe cbi cbp cbr cbs cbu cbv cca ccb ccc cce cci ccp ccr ccs ccu ccv ce- cea ceb cec cee cei cep cer ces ceu cev ci- cia cib cic cie cii cip cir cis ciu civ cpa cpb cpc cpe cpi cpp cpr cps cpu cpv cra crb crc cre cri crp crr crs cru crv csa csb csc cse csi csp csr css csu csv cua cub cuc cue cui cup cur cus cuu cuv cva cvb cvc cve cvi cvp cvr cvs cvu cvv eaa eab eac eae eai eap ear eas eau eav eba ebb ebc ebe ebi ebp ebr ebs ebu ebv ec- eca ecb ecc ece eci ecr ecs ecu ecv eea eeb eec eee eep eer ees eev eia eib eic eie eii eip eir eis eiu eiv ep- epa epb epc epe epi epp epr eps epu era erb erc ere eri erp err ers eru erv es- esa esb esc ese esi esp esr ess esu esv eu- eua eub euc eue eui eup eur eus euv eva evb evc eve evi evp evr evs evv i-v ia- iaa iab iac iae iai iap iar ias iau iav iba ibb ibc ibe ibi ibp ibr ibs ibu ibv ica icb icc ice ici icp icr ics icu icv ie- iea iec iee iei iep ier ies iev iia iib iic iie iii iip iir iis iiu ipa ipb ipc ipe ipi ipp ipr ips ipu ipv ir- ira irb irc ire iri irp irr irs iru irv is- isa isb isc ise isi isp isr iss isu isv iu- iua iub iuc iue iui iup iur ius iva ivb ivc ive ivi ivp ivr ivs ivu ivv p-p paa pab pac pae pai pap par pas pau pav pba pbb pbc pbe pbi pbp pbr pbs pbu pca pcb pcc pce pci pcp pcr pcs pcu pcv pea peb pec pee pei pep per pes peu pev pia pib pic pie pii pip pir pis piu piv ppa ppb ppc ppe ppi ppp ppr pps ppu ppv pra prb prc pre pri prp prr prs pru prv ps- psa psb psc pse psi psp psr pss psu psv pua pub puc pue pui pup pur pus puu pva pvb pvc pve pvi pvp pvr pvs pvu pvv ra- raa rab rac rae rai rap rar ras rau rav rba rbb rbc rbe rbi rbp rbr rbs rbu rca rcb rcc rce rci rcp rcr rcs rcu rcv re- rea reb rec ree rei rep rer res reu rev ria rib ric rie rii rip rir ris riv rpa rpb rpc rpe rpi rpp rpr rps rpu rpv rra rrb rrc rri rrp rrr rrs rru rsa rsb rsc rse rsi rsp rsr rss rsu rsv rua rub ruc rue rui rup rur rus ruu ruv rva rvb rvc rve rvi rvp rvr rvs rvu rvv saa sab sac sae sai sap sar sas sau sav sba sbb sbc sbe sbi sbp sbr sbs sbu sbv sca scb scc sce sci scp scr scs scu scv se- sea seb sec see sei sep ser ses seu sev sia sib sic sie sii sip sir sis siu siv spa spb spc spe spi spp spr sps spu spv sr- sra srb src sre sri srp srr srs srv ss- ssa ssb ssc sse ssi ssp ssr sss ssu ssv sua sub suc sue sui sup sur sus suu suv sva svb svc sve svi svp svr svs svu svv ua- uaa uab uac uae uai uap uar uas uau uav uba ubb ubc ube ubi ubp ubr ubs ubu ubv uca ucb ucc uce uci ucp ucr ucs ucu ucv uea ueb uec uee uei uep uer ues uia uib uic uie uii uip uir uis uiu up- upa upb upc upe upi upp upr ups upu upv ur- ura urb urc ure uri urp urr urs uru usa usb usc use usi usp usr uss usu usv uua uuc uue uur uus uuu uva uvb uvc uve uvs uvu uvv v-a v-e vaa vab vac vae vai vap var vas vau vav vba vbc vbi vbr vbs vbv vca vcc vce vci vcp vcr vcs vcu vea veb vec vee vei vep ver ves veu vi- via vib vic vie vii vip vir vis viu viv vpa vpb vpc vpe vpi vpp vpr vps vpu vra vrb vrc vre vri vrp vrr vrs vru vsa vsb vsc vse vsi vsp vsr vss vsu vsv vue vup vur vus vuv vva vvb vvc vvi vvr vvs vvv

-ase -vac a-be a-ii a-iv aaaa