-al -up a-a a-b a-c aaa aab aac aag aak aal aap aas aau ab- aba abb abc abg abk abl abp abs abu ac- aca acb acc acg ack acl acp acs acu ag- aga agb agc agg agk agl agp ags agu aka akb akc akg akk akl akp aks aku al- ala alb alc alg alk all alp als alu ap- apa apb apc apg apk apl app aps apu as- asa asb asc asg ask asl asp ass asu au- aua aub auc aug auk aul aup aus b-p b-u baa bab bac bag bak bal bap bas bau bba bbb bbc bbg bbk bbl bbp bbs bbu bca bcb bcc bcg bck bcl bcp bcs bcu bga bgb bgc bgg bgk bgl bgp bgs bgu bka bkb bkc bkg bkk bkl bkp bks bla blb blc blg blk bll blp bls blu bpa bpb bpc bpg bpl bpp bps bpu bsa bsb bsc bsg bsk bsl bsp bss bsu bua bub buc bug buk bul bup bus buu c-- caa cab cac cag cak cal cap cas cau cba cbb cbc cbg cbk cbl cbp cbs cbu cca ccb ccc ccg cck ccl ccp ccs ccu cga cgb cgc cgg cgl cgp cgs cgu cka ckb ckc cks cl- cla clb clc clg clk cll clp cls clu cpa cpb cpc cpg cpk cpl cpp cps cpu csa csb csc csg csk csl csp css csu cua cub cuc cug cuk cul cup cus cuu g-p gaa gab gac gag gak gal gap gas gau gba gbc gbg gbk gbl gbp gbs gbu gca gcb gcc gcg gck gcl gcp gcs gcu gga ggb ggc ggg ggp ggs ggu gka gkb gkp gks gla glb glc glg glk gll glp gls glu gpa gpb gpc gpg gpk gpl gpp gps gpu gsa gsb gsc gsg gsk gsl gsp gss gsu gu- gua gub guc gug guk gul gup gus guu ka- kaa kab kac kag kak kal kap kas kau kba kbb kbc kbk kbl kbp kbs kbu kca kcb kcc kcg kck kcl kcp kcs kcu kga kgb kgc kgl kgp kgs kgu kkb kkc kkk kkl kkp kks kku kl- kla klb klc klg kls klu kpa kpc kpk kpl kpp kps kpu ksa ksb ksc ksg ksk ksl ksp kss ksu kub kuc kug kuk kul kup kus kuu l-p la- laa lab lac lag lak lal lap las lau lba lbb lbc lbg lbk lbl lbp lbs lbu lca lcb lcc lcg lck lcl lcp lcs lcu lga lgb lgc lgg lgk lgl lgp lgs lgu lka lkb lkg lkl lkp lks lla llb llc llg llk lll llp lls llu lpa lpb lpc lpg lpk lpl lpp lps lpu lsa lsb lsc lsg lsk lsl lsp lss lsu lua lub luc lug luk lul lup lus luu p-p paa pab pac pag pak pal pap pas pau pba pbb pbc pbg pbk pbl pbp pbs pbu pca pcb pcc pcg pck pcl pcp pcs pcu pga pgb pgc pgg pgk pgl pgp pgs pka pkb pkc pkg pkl pkp pks pku pla plb plc plg plk pll plp pls plu ppa ppb ppc ppg ppk ppl ppp pps ppu ps- psa psb psc psg psk psl psp pss psu pua pub puc pug puk pul pup pus puu saa sab sac sag sak sal sap sas sau sba sbb sbc sbg sbk sbl sbp sbs sbu sca scb scc scg sck scl scp scs scu sga sgb sgc sgg sgk sgl sgp sgs sgu sk- ska skb skc skg skk skl skp sks sku sla slb slc slg slk sll slp sls slu spa spb spc spg spk spl spp sps spu ss- ssa ssb ssc ssg ssk ssl ssp sss ssu sua sub suc sug suk sul sup sus suu ua- uaa uab uac uag uak ual uap uas uau uba ubb ubc ubg ubk ubl ubp ubs ubu uca ucb ucc ucg uck ucl ucp ucs ucu uga ugb ugc ugg ugk ugl ugp ugs ugu uka ukb ukc ukk ukl ukp uku ula ulb ulc ulg ulk ull ulp uls ulu up- upa upb upc upg upk upp ups upu usa usb usc usg usk usl usp uss usu uua uuc uug uus uuu

a-ak aaaa aaab aaac aaal aaap aaas aaba aabb aabc aabl aabp aaca aacb aacc aack aacl aacp aacs aacu aaka aaku aala aalc aall aals aalu aapa aapc aapl aaps aasa aasc aass aasu aaup aaus abaa abab abac abag abak abal abap abas abau abb- abba abbb abbs abca abcb abcc abcl abcp abcs abgl abla abls abpa abpc abpp abps abs- absa absl absp abss absu abua abug abuk abul abus acaa acab acac acag acap acas acba acbl acca accc accp accs accu acga acgs acks acla aclc acls aclu acpa acps acpu acsa acsc acsl acss acu- acul acup acus agac agag agal agap agas agau agba agca agcc agga aggu agla aglc aglp agls aglu agpl agps agsa agsg agsu agua agul agus akaa akal akap akas akca akka akku akpu aksa aksu akua al-p alaa alac alag alak alal alap alas alau alb- alba albc albs albu alca alcc alcs alg- alga algs alk- alka alkb alku all- alla alll alls allu alpa alpg alpl alps alpu alsa alsc alua alug aluk alus apac apak apal apap apas apba apbg apbs apca apcb apcc apcs apga apl- apla aplp apls aplu appa appc appl apps appu apsa apsl apss apsu apua apuc apug apup apus asaa asab asac asag asak asal asap asas asau asba asbu asc- asca ascb ascc ascl ascp asgp aska asks asla aspa aspc aspl asps assa assc assk assl assp asss assu asub asus auaa auca aucp auga augs auks aul- aula aull auls aulu aupc aups ausa ausu auug baaa baak baal baas baba babb babs babu bac- baca bacc back bacs baga bagg bags bak- baka bakl baks baku