-al -ol a-a a-c aaa aac aad aak aal aao aar aas aau ac- aca acc acd ack acl aco acr acs acu ad- ada adc add adk adl ado adr ads adu aka akc akd akk akl ako akr aks aku al- ala alc ald alk all alo alr als alu aoa aoc aod aok aol aoo aor aos aou ar- ara arc ard ark arl aro arr ars aru as- asa asc asd ask asl aso asr ass asu au- aua auc aud auk aul auo aur aus c-- caa cac cad cak cal cao car cas cau cca ccc ccd cck ccl cco ccr ccs ccu cda cdc cdd cdk cdl cdo cdr cds cdu cka ckc ckd cko cks cl- cla clc cld clk cll clo clr cls clu co- coa coc cod cok col coo cor cos cou cra crc crd crk crl cro crr crs cru csa csc csd csk csl cso csr css csu cua cuc cud cuk cul cuo cur cus cuu daa dac dad dak dal dao dar das dau dca dcc dcd dck dcl dco dcr dcs dcu dda ddc ddd ddk ddl ddo ddr dds ddu dka dkc dkk dkl dko dkr dks dku dl- dla dlc dld dlk dll dlo dlr dls dlu doa doc dod dok dol doo dor dos dou dra drc drd drk drl dro drr drs dru dsa dsc dsd dsk dsl dso dsr dss dsu dua duc dud duk dul duo dur dus ka- kaa kac kad kak kal kao kar kas kau kca kcc kcd kck kcl kcr kcs kcu kda kdc kdk kdl kdo kdr kds kdu kkc kkk kkl kkr kks kku kl- kla klc kld klo klr kls klu koa koc kod kok kol koo kor kos kou kra krc krd krk krl kro krr krs kru ksa ksc ksd ksk ksl kso ksr kss ksu kuc kud kuk kul kur kus kuu la- laa lac lad lak lal lao lar las lau lca lcc lcd lck lcl lco lcr lcs lcu lda ldc ldd ldk ldl ldo ldr lds ldu lka lkl lkr lks lla llc lld llk lll llo llr lls llu loa loc lod lok lol loo lor los lou lra lrc lrd lrk lro lrr lrs lru lsa lsc lsd lsk lsl lso lsr lss lsu lua luc lud luk lul luo lur lus luu oaa oac oad oak oal oao oar oas oau oc- oca occ ocd ock ocl oco ocr ocs ocu oda odc odd odl odo odr ods odu oka okc okd okk okl oko okr oks oku ola olc old olk oll olo ols olu oo- ooa ooc ood ook ool ooo oor oos or- ora orc ord ork orl oro orr ors oru os- osa osc osd osk osl oso osr oss osu ou- oua ouc oud ouk oul ouo our ous ra- raa rac rad rak ral rao rar ras rau rca rcc rcd rcl rco rcr rcs rcu rda rdc rdd rdl rdo rdr rds rdu rkc rkk rko rks rku rla rlc rld rll rlo rlr rls rlu roa roc rod rok rol roo ror ros rou rra rrc rrd rrk rrl rrr rrs rru rsa rsc rsd rsk rsl rso rsr rss rsu rua ruc rud ruk ruo rur rus ruu saa sac sad sak sal sao sar sas sau sca scc scd sck scl sco scr scs scu sda sdc sdd sdk sdl sdo sdr sds sdu sk- ska skc skd skk skl sko skr sks sku sla slc sld slk sll slo slr sls slu soa soc sod sok sol soo sor sos sou sr- sra src srd srk srl sro srr srs ss- ssa ssc ssd ssk ssl sso ssr sss ssu sua suc sud suk sul suo sur sus suu ua- uaa uac uad uak ual uao uar uas uau uca ucc ucd uck ucl uco ucr ucs ucu uda udc udd udk udl udo udr uds udu uka ukc ukk ukl ukr uku ula ulc uld ulk ull ulo ulr uls ulu uoa uoc uod uok uol uoo uor uos ur- ura urc urd urk url uro urr urs uru usa usc usd usk usl uso usr uss usu uua uuc uur uus uuu