-al -ol a-a a-b a-c aaa aab aac aaf aaj aak aal aao aas aau ab- aba abb abc abf abj abk abl abo abs abu ac- aca acb acc acf acj ack acl aco acs acu af- afa afb afc aff afj afk afl afo afs afu aja ajb ajc ajf ajj ajk ajl ajo ajs aju aka akb akc akj akk akl ako aks aku al- ala alb alc alf alj alk all alo als alu aoa aob aoc aof aoj aok aol aoo aos aou as- asa asb asc asf asj ask asl aso ass asu au- aua aub auc auf auj auk aul auo aus b-u baa bab bac baf baj bak bal bao bas bau bba bbb bbc bbf bbk bbl bbo bbs bbu bca bcb bcc bcf bcj bck bcl bco bcs bcu bfa bfb bfc bff bfj bfl bfo bfs bfu bja bjc bjf bjj bjk bjs bju bka bkb bkc bkf bkk bkl bko bks bla blb blc blf blj blk bll blo bls blu boa bob boc bof boj bok bol boo bos bou bsa bsb bsc bsf bsj bsk bsl bso bss bsu bua bub buc buf buj buk bul buo bus buu c-- c-j caa cab cac caf caj cak cal cao cas cau cba cbb cbc cbf cbj cbk cbl cbo cbs cbu cca ccb ccc ccf ccj cck ccl cco ccs ccu cfa cfb cfc cff cfk cfl cfo cfs cfu cja cjb cjc cjf cjk cjs cka ckb ckc cko cks cl- cla clb clc clf clj clk cll clo cls clu co- coa cob coc cof coj cok col coo cos cou csa csb csc csf csj csk csl cso css csu cua cub cuc cuf cuk cul cuo cus cuu faa fab fac faf faj fak fal fao fas fau fba fbb fbc fbf fbk fbl fbo fbs fbu fca fcb fcc fcf fcj fck fcl fco fcs fcu ffa ffc fff ffk ffl ffo ffs ffu fja fjb fjc fjs fka fkb fkc fkf fkj fkk fkl fla flb flc flf fll flo fls flu foa fob foc fof fok fol foo fos fou fsa fsb fsc fsf fsj fsk fsl fso fss fsu fua fub fuf fuk ful fuo fus fuu jaa jab jac jaf jaj jak jal jao jas jau jba jbc jbf jbj jbk jbl jbo jbs jbu jca jcb jcc jcf jck jcl jco jcs jcu jfa jfb jfc jff jfj jfk jfl jfo jfs jja jjb jjc jjf jjj jjk jjl jjs jju jka jkb jkk jkl jko jks jku jla jlb jlc jlf jll jlo jls jlu joa job joc jof joj jok jol joo jos jou jsa jsb jsc jsf jsj jsk jsl jso jss jsu jub juf juk jul juo jus ka- kaa kab kac kaf kaj kak kal kao kas kau kba kbb kbc kbf kbk kbl kbo kbs kbu kca kcb kcc kck kcl kcs kcu kfa kfc kff kfo kfs kfu kjb kjc kjs kju kkb kkc kkk kkl kks kku kl- kla klb klc klf klo kls klu koa kob koc kof kok kol koo kos kou ksa ksb ksc ksf ksk ksl kso kss ksu kub kuc kuj kuk kul kus kuu la- laa lab lac laf laj lak lal lao las lau lba lbb lbc lbf lbj lbk lbl lbo lbs lbu lca lcb lcc lcf lcj lck lcl lco lcs lcu lfa lfb lfc lff lfk lfl lfo lfs lfu ljf ljj ljs lju lka lkb lkl lks lla llb llc llf llj llk lll llo lls llu loa lob loc lof loj lok lol loo los lou lsa lsb lsc lsf lsj lsk lsl lso lss lsu lua lub luc luf luk lul luo lus luu oaa oab oac oaf oaj oak oal oao oas oau ob- oba obb obc obf obj obk obl obo obs obu oc- oca ocb occ ocf ocj ock ocl oco ocs ocu of- ofa ofb ofc off ofl ofo ofs ofu oja ojb ojc ojo ojs oju oka okb okc okj okk okl oko oks oku ola olb olc olf olk oll olo ols olu oo- ooa oob ooc oof ook ool ooo oos os- osa osb osc osf osj osk osl oso oss osu ou- oua ouc ouf ouk oul ouo ous saa sab sac saf saj sak sal sao sas sau sba sbb sbc sbf sbj sbk sbl sbo sbs sbu sca scb scc scf scj sck scl sco scs scu sfa sfb sfc sff sfj sfk sfl sfo sfs sfu sja sjb sjc sjf sjj sjk sjs sju sk- ska skb skc skf skj skk skl sko sks sku sla slb slc slf slj slk sll slo sls slu soa sob soc sof soj sok sol soo sos sou ss- ssa ssb ssc ssf ssj ssk ssl sso sss ssu sua sub suc suf suk sul suo sus suu ua- uaa uab uac uaf uaj uak ual uao uas uau uba ubb ubc ubf ubk ubl ubo ubs ubu uca ucb ucc ucf ucj uck ucl uco ucs ucu ufa ufc uff ufj ufl ufo ufs ufu ujc ujo ujs uka ukb ukc ukf ukk ukl uku ula ulb ulc ulf ulk ull ulo uls ulu uoa uob uoc uoj uok uol uoo uos usa usb usc usf usj usk usl uso uss usu uua uuc uus uuu

-ous a-ak a-fu a-ok aaaa aaab aaac aaaf aaal aaas aaba aabb aabc aabl aaca aacb aacc aacf aack aacl aaco aacs aacu aafa aafb aafc aaff aafl aaka aaku aala aalc aall aalo aals aalu aaoo aasa aasc aasf aass aasu aaus abaa abab abac abaf abaj abak abal abas abau abb- abba abbb abbo abbs abca abcb abcc abcf abcl abcs abff abjs abla ablj ablo abls aboa abob abof abok abol aboo abos abou abs- absa absf absl abss absu abua abuf abuk abul abus acaa acab acac acas acba acbl acca accc accf acco accs accu