-al a-a a-b a-c aaa aab aac aag aal aar aas aau ab- aba abb abc abg abl abr abs abu ac- aca acb acc acg acl acr acs acu ag- aga agb agc agg agl agr ags agu al- ala alb alc alg all alr als alu ar- ara arb arc arg arl arr ars aru as- asa asb asc asg asl asr ass asu au- aua aub auc aug aul aur aus b-u baa bab bac bag bal bar bas bau bba bbb bbc bbg bbl bbr bbs bbu bca bcb bcc bcg bcl bcr bcs bcu bga bgb bgc bgg bgl bgr bgs bgu bla blb blc blg bll blr bls blu bra brb brg brl brr brs bru bsa bsb bsc bsg bsl bsr bss bsu bua bub buc bug bul bur bus buu c-- caa cab cac cag cal car cas cau cba cbb cbc cbg cbl cbr cbs cbu cca ccb ccc ccg ccl ccr ccs ccu cga cgb cgc cgg cgl cgr cgs cgu cl- cla clb clc clg cll clr cls clu cra crb crc crg crl crr crs cru csa csb csc csg csl csr css csu cua cub cuc cug cul cur cus cuu gaa gab gac gag gal gar gas gau gba gbc gbg gbl gbr gbs gbu gca gcb gcc gcg gcl gcr gcs gcu gga ggb ggc ggg ggr ggs ggu gla glb glc glg gll glr gls glu gra grb grc grg grl grr grs gru gsa gsb gsc gsg gsl gsr gss gsu gu- gua gub guc gug gul gur gus guu la- laa lab lac lag lal lar las lau lba lbb lbc lbg lbl lbr lbs lbu lca lcb lcc lcg lcl lcr lcs lcu lga lgb lgc lgg lgl lgr lgs lgu lla llb llc llg lll llr lls llu lra lrb lrc lrg lrr lrs lru lsa lsb lsc lsg lsl lsr lss lsu lua lub luc lug lul lur lus luu ra- raa rab rac rag ral rar ras rau rba rbb rbc rbg rbl rbr rbs rbu rca rcb rcc rcg rcl rcr rcs rcu rga rgb rgc rgg rgr rgs rla rlc rlg rll rlr rls rlu rra rrb rrc rrg rrl rrr rrs rru rsa rsb rsc rsg rsl rsr rss rsu rua rub ruc rug rur rus ruu saa sab sac sag sal sar sas sau sba sbb sbc sbg sbl sbr sbs sbu sca scb scc scg scl scr scs scu sga sgb sgc sgg sgl sgr sgs sgu sla slb slc slg sll slr sls slu sr- sra srb src srg srl srr srs ss- ssa ssb ssc ssg ssl ssr sss ssu sua sub suc sug sul sur sus suu ua- uaa uab uac uag ual uar uas uau uba ubb ubc ubg ubl ubr ubs ubu uca ucb ucc ucg ucl ucr ucs ucu uga ugb ugc ugg ugl ugr ugs ugu ula ulb ulc ulg ull ulr uls ulu ur- ura urb urc urg url urr urs uru usa usb usc usg usl usr uss usu uua uuc uug uur uus uuu

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