-ic -up b-p b-u bbb bbc bbi bbk bbl bbp bbq bbr bbs bbu bcb bcc bci bck bcl bcp bcq bcr bcs bcu bi- bib bic bii bik bil bip bir bis biu bkb bkc bkk bkl bkp bkq bkr bks blb blc bli blk bll blp blq blr bls blu bpb bpc bpi bpl bpp bpr bps bpu bqc bqp brb bri brk brl brp brq brr brs bru bsb bsc bsi bsk bsl bsp bsr bss bsu bub buc bui buk bul bup bur bus buu c-- cbb cbc cbi cbk cbl cbp cbq cbr cbs cbu ccb ccc cci cck ccl ccp ccr ccs ccu ci- cib cic cii cik cil cip ciq cir cis ciu ckb ckc cki cks cl- clb clc cli clk cll clp clr cls clu cpb cpc cpi cpk cpl cpp cpq cpr cps cpu cqb cqc cqi cql cqs crb crc cri crk crl crp crq crr crs cru csb csc csi csk csl csp csq csr css csu cub cuc cui cuk cul cup cuq cur cus cuu ibb ibc ibi ibk ibl ibp ibr ibs ibu icb icc ici ick icl icp icq icr ics icu iib iic iii iil iip iir iis iiu ikb ikc iki ikk ikl ikr iks iku il- ilb ilc ili ilk ill ilp ilq ilr ils ilu ipb ipc ipi ipl ipp ipr ips ipu iqc iqs iqu ir- irb irc iri irk irl irp irq irr irs iru is- isb isc isi isk isl isp isq isr iss isu iu- iub iuc iui iup iur ius kbb kbc kbi kbk kbl kbp kbr kbs kbu kcb kcc kci kck kcl kcp kcr kcs kcu kib kic kii kik kil kip kir kis kiu kkb kkc kki kkk kkl kkp kkr kks kku kl- klb klc kli klq klr kls klu kpc kpi kpk kpl kpp kpq kpr kps kpu kql krc kri krk krl krp krr krs kru ksb ksc ksi ksk ksl ksp ksr kss ksu kub kuc kui kuk kul kup kur kus kuu l-p lbb lbc lbi lbk lbl lbp lbr lbs lbu lcb lcc lci lck lcl lcp lcq lcr lcs lcu lib lic lii lik lil lip liq lir lis liu lkb lkl lkp lkr lks llb llc lli llk lll llp llq llr lls llu lpb lpc lpi lpk lpl lpp lpr lps lpu lqr lrb lrc lri lrk lrp lrr lrs lru lsb lsc lsi lsk lsl lsp lsq lsr lss lsu lub luc lui luk lul lup lur lus luu p-p pbb pbc pbi pbk pbl pbp pbr pbs pbu pcb pcc pci pck pcl pcp pcq pcr pcs pcu pib pic pii pik pil pip piq pir pis piu pkb pkc pki pkl pkp pkr pks pku plb plc pli plk pll plp plr pls plu ppb ppc ppi ppk ppl ppp ppq ppr pps ppu pqi pqq pqr pqs prb prc pri prk prl prp prq prr prs pru ps- psb psc psi psk psl psp psr pss psu pub puc pui puk pul pup pur pus puu qbc qbq qbs qcc qci qcl qcp qcs qic qik qil qip qir qis qiu qki qlp qls qpc qpl qpp qpr qps qqk qqq qqu qrb qrc qri qrl qrp qrs qru qsc qsi qsl qsp qsr qu- qui qul qur qus rbb rbc rbi rbk rbl rbp rbr rbs rbu rcb rcc rci rcl rcp rcr rcs rcu rib ric rii rik ril rip riq rir ris rkb rkc rkk rkp rks rku rlc rli rll rlp rlr rls rlu rpb rpc rpi rpk rpl rpp rpr rps rpu rqc rqs rrb rrc rri rrk rrl rrp rrq rrr rrs rru rsb rsc rsi rsk rsl rsp rsq rsr rss rsu rub ruc rui ruk rup rur rus ruu sbb sbc sbi sbk sbl sbp sbq sbr sbs sbu scb scc sci sck scl scp scr scs scu sib sic sii sik sil sip siq sir sis siu sk- skb skc ski skk skl skp skq skr sks sku slb slc sli slk sll slp slq slr sls slu spb spc spi spk spl spp spq spr sps spu sqi sql sqq sqr sqs sr- srb src sri srk srl srp srq srr srs ss- ssb ssc ssi ssk ssl ssp ssq ssr sss ssu sub suc sui suk sul sup suq sur sus suu ubb ubc ubi ubk ubl ubp ubr ubs ubu ucb ucc uci uck ucl ucp ucr ucs ucu uib uic uii uil uip uiq uir uis uiu ukb ukc uki ukk ukl ukp ukr uku ulb ulc uli ulk ull ulp ulr uls ulu up- upb upc upi upk upp upr ups upu ur- urb urc uri urk url urp urr urs uru usb usc usi usk usl usp usr uss usu uuc uur uus uuu

bbbb bbbq bbbs bbci bblb bbls bbpr bbqs bbrc bcbc bcbp bcbs bccc bcci bccl bccs bcis bcpl bcpp bcps bcrs bcru bcsc bcsl bcss bcuc bcup bibb bibi bibl bibs bicc bici bick bics biis biku bili bilk bill bils bilu bipp bips bipu biqi birb biri birk birl birr birs biru bis- bisc bisk bisl bisp biss bisu bkpr bksp blcu blic blik blip blir blis blkb blls blqs blrc blsp blss blub blup blur blus bpcp bprc bpsu brcb bric brik bril briq bris brkb brlp brls brrr brrs brsb brsr bruc brup brus bsci bscp bscs bsic bslc bspp bspr bssc bsup bubb bubi bubq bubs bubu bucc buci buck bucs bucu buic buik buir buis buiu buki bukk buku bulb buli bulk bull buls bulu bupc bups bur- burb buri burk burl burp burr burs buru busc busi busk buss busu buus cbbc cbbs cbcc cbcl cbcp cbcr cbcs cbcu cbir cbkl cbkr cblb cblc cbpc cbpp cbqi cbrl cbsc cbsi cbus ccbc cccb cccc ccci cccl cccp cccs cccu ccic ccii ccil ccip ccir ccis cclc ccli ccls ccpl ccpp ccpr ccps ccrc ccri