-al -ol a-a a-b a-c aaa aab aac aaf aak aal aao aas aau ab- aba abb abc abf abk abl abo abs abu ac- aca acb acc acf ack acl aco acs acu af- afa afb afc aff afk afl afo afs afu aka akb akc akk akl ako aks aku al- ala alb alc alf alk all alo als alu aoa aob aoc aof aok aol aoo aos aou as- asa asb asc asf ask asl aso ass asu au- aua aub auc auf auk aul auo aus b-u baa bab bac baf bak bal bao bas bau bba bbb bbc bbf bbk bbl bbo bbs bbu bca bcb bcc bcf bck bcl bco bcs bcu bfa bfb bfc bff bfl bfo bfs bfu bka bkb bkc bkf bkk bkl bko bks bla blb blc blf blk bll blo bls blu boa bob boc bof bok bol boo bos bou bsa bsb bsc bsf bsk bsl bso bss bsu bua bub buc buf buk bul buo bus buu c-- caa cab cac caf cak cal cao cas cau cba cbb cbc cbf cbk cbl cbo cbs cbu cca ccb ccc ccf cck ccl cco ccs ccu cfa cfb cfc cff cfk cfl cfo cfs cfu cka ckb ckc cko cks cl- cla clb clc clf clk cll clo cls clu co- coa cob coc cof cok col coo cos cou csa csb csc csf csk csl cso css csu cua cub cuc cuf cuk cul cuo cus cuu faa fab fac faf fak fal fao fas fau fba fbb fbc fbf fbk fbl fbo fbs fbu fca fcb fcc fcf fck fcl fco fcs fcu ffa ffc fff ffk ffl ffo ffs ffu fka fkb fkc fkf fkk fkl fla flb flc flf fll flo fls flu foa fob foc fof fok fol foo fos fou fsa fsb fsc fsf fsk fsl fso fss fsu fua fub fuf fuk ful fuo fus fuu ka- kaa kab kac kaf 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 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 kuk kul kus kuu la- laa lab lac laf lak lal lao las lau lba lbb lbc lbf lbk lbl lbo lbs lbu lca lcb lcc lcf lck lcl lco lcs lcu lfa lfb lfc lff lfk lfl lfo lfs lfu lka lkb lkl lks lla llb llc llf llk lll llo lls llu loa lob loc lof lok lol loo los lou lsa lsb lsc lsf lsk lsl lso lss lsu lua lub luc luf luk lul luo lus luu oaa oab oac oaf oak oal oao oas oau ob- oba obb obc obf obk obl obo obs obu oc- oca ocb occ ocf ock ocl oco ocs ocu of- ofa ofb ofc off ofl ofo ofs ofu oka okb okc 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 osk osl oso oss osu ou- oua ouc ouf ouk oul ouo ous saa sab sac saf sak sal sao sas sau sba sbb sbc sbf sbk sbl sbo sbs sbu sca scb scc scf sck scl sco scs scu sfa sfb sfc sff sfk sfl sfo sfs sfu sk- ska skb skc skf skk skl sko sks sku sla slb slc slf slk sll slo sls slu soa sob soc sof sok sol soo sos sou ss- ssa ssb ssc ssf ssk ssl sso sss ssu sua sub suc suf suk sul suo sus suu ua- uaa uab uac uaf uak ual uao uas uau uba ubb ubc ubf ubk ubl ubo ubs ubu uca ucb ucc ucf uck ucl uco ucs ucu ufa ufc uff ufl ufo ufs ufu uka ukb ukc ukf ukk ukl uku ula ulb ulc ulf ulk ull ulo uls ulu uoa uob uoc uok uol uoo uos usa usb usc usf usk usl uso uss usu uua uuc uus uuu

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