-er -ic -up b-p b-u bbb bbc bbe bbi bbl bbp bbr bbu bcb bcc bce bci bcl bcp bcr bcu bcz be- beb bec bee bei bel bep ber beu bez bi- bib bic bie bii bil bip bir biu biz blb blc ble bli bll blp blr blu blz bpb bpc bpe bpi bpl bpp bpr bpu brb bre bri brl brp brr bru brz bub buc bue bui bul bup bur buu buz bze bzp bzr bzu bzz c-- cbb cbc cbe cbi cbl cbp cbr cbu cbz ccb ccc cce cci ccl ccp ccr ccu ccz ce- ceb cec cee cei cel cep cer ceu cez ci- cib cic cie cii cil cip cir ciu cl- clb clc cle cli cll clp clr clu clz cpb cpc cpe cpi cpl cpp cpr cpu cpz crb crc cre cri crl crp crr cru crz cub cuc cue cui cul cup cur cuu cuz cz- czc cze ebb ebc ebe ebi ebl ebp ebr ebu ec- ecb ecc ece eci ecl ecr ecu eeb eec eee eel eep eer eib eic eie eii eil eip eir eiu elb elc ele eli ell elp elr elu elz ep- epb epc epe epi epl epp epr epu epz erb erc ere eri erl erp err eru erz eu- eub euc eue eui eul eup eur eze ezr ezz ibb ibc ibe ibi ibl ibp ibr ibu ibz icb icc ice ici icl icp icr icu icz ie- iec iee iei iel iep ier iib iic iie iii iil iip iir iiu il- ilb ilc ile ili ill ilp ilr ilu ilz ipb ipc ipe ipi ipl ipp ipr ipu ir- irb irc ire iri irl irp irr iru iu- iub iuc iue iui iup iur iuz ize izi izu izz l-p lbb lbc lbe lbi lbl lbp lbr lbu lcb lcc lce lci lcl lcp lcr lcu leb lec lee lei lel lep ler leu lez lib lic lie lii lil lip lir liu liz llb llc lle lli lll llp llr llu llz lpb lpc lpe lpi lpl lpp lpr lpu lpz lrb lrc lri lrp lrr lru lrz lub luc lue lui lul lup lur luu luz lzi lzr lzu p-p pbb pbc pbe pbi pbl pbp pbr pbu pbz pcb pcc pce pci pcl pcp pcr pcu peb pec pee pei pel pep per peu pez pib pic pie pii pil pip pir piu piz plb plc ple pli pll plp plr plu plz ppb ppc ppe ppi ppl ppp ppr ppu ppz prb prc pre pri prl prp prr pru prz pub puc pue pui pul pup pur puu puz pzc pzl pzp rbb rbc rbe rbi rbl rbp rbr rbu rcb rcc rce rci rcl rcp rcr rcu re- reb rec ree rei rel rep rer reu rez rib ric rie rii ril rip rir riz rlc rle rli rll rlp rlr rlu rpb rpc rpe rpi rpl rpp rpr rpu rpz rrb rrc rri rrl rrp rrr rru rub ruc rue rui rup rur ruu ruz rzb rze ubb ubc ube ubi ubl ubp ubr ubu ucb ucc uce uci ucl ucp ucr ucu ueb uec uee uei uel uep uer uib uic uie uii uil uip uir uiu ulb ulc ule uli ull ulp ulr ulu up- upb upc upe upi upp upr upu upz ur- urb urc ure uri url urp urr uru urz uuc uue uur uuu uzb uzi uzu zbb zbc zbl zbr zce zcl zeb zec zee zel zep zer zez zib zie zil zip zir ziz zlr zpc zpe zpi zpl zpp zpr zpu zrl zrp zub zuc zui zul zur zuz zzr zzz