-al -ol a-a a-c aaa aac aak aal aao aar aas ac- aca acc ack acl aco acr acs aka akc akk akl ako akr aks al- ala alc alk all alo alr als aoa aoc aok aol aoo aor aos ar- ara arc ark arl aro arr ars as- asa asc ask asl aso asr ass c-- caa cac cak cal cao car cas cca ccc cck ccl cco ccr ccs cka ckc cko cks cl- cla clc clk cll clo clr cls co- coa coc cok col coo cor cos cra crc crk crl cro crr crs csa csc csk csl cso csr css ka- kaa kac kak kal kao kar kas kca kcc kck kcl kcr kcs kkc kkk kkl kkr kks kl- kla klc klo klr kls koa koc kok kol koo kor kos kra krc krk krl kro krr krs ksa ksc ksk ksl kso ksr kss la- laa lac lak lal lao lar las lca lcc lck lcl lco lcr lcs lka lkl lkr lks lla llc llk lll llo llr lls loa loc lok lol loo lor los lra lrc lrk lro lrr lrs lsa lsc lsk lsl lso lsr lss oaa oac oak oal oao oar oas oc- oca occ ock ocl oco ocr ocs oka okc okk okl oko okr oks ola olc olk oll olo ols oo- ooa ooc ook ool ooo oor oos or- ora orc ork orl oro orr ors os- osa osc osk osl oso osr oss ra- raa rac rak ral rao rar ras rca rcc rcl rco rcr rcs rkc rkk rko rks rla rlc rll rlo rlr rls roa roc rok rol roo ror ros rra rrc rrk rrl rrr rrs rsa rsc rsk rsl rso rsr rss saa sac sak sal sao sar sas sca scc sck scl sco scr scs sk- ska skc skk skl sko skr sks sla slc slk sll slo slr sls soa soc sok sol soo sor sos sr- sra src srk srl sro srr srs ss- ssa ssc ssk ssl sso ssr sss

a-ak a-ok aaaa aaac aaal aaar aaas aaca aacc aack aacl aaco aacr aacs aaka aala aalc aall aalo aals aaoo aara aarc aaro aars aasa aasc aass acaa acac acar acas acca accc acco accs acks acla aclc aclr acls acoa acol acor acos acr- acra acrc acro acrr acrs acsa acsc acsl acss akaa akal akao akar akas akca akka akko aklo akok akos akr- akra aksa alaa alac alak alal alao alar alas alca alcc alco alcs alk- alka alko all- alla alll allo allr alls aloa aloc alok alol aloo alor alos alro alsa alsc also aoca aocs aoks aola aora aors aoss arac arak aral arar aras arc- arca arco arcs arka arko arks arla arlo aroa aroo aror aros arr- arra arrc arrk arro arrr arrs ars- arsa arsc arsk arso asaa asac asak asal asao asar asas asc- asca ascc ascl asco ascr aska asko askr asks asla aslo aslr asoc asok asor asos asra asrc asro asrs assa assc assk assl asso assr asss caaa caac caal caas cac- caca cacc cack caco cacr caka cala calc calk call calo cals caol caor caos cara carc cark carl caro carr cars casa casc cask casl caso casr cass ccaa ccac ccar ccas ccca cccc cccl cccs ccla cclc ccls ccoc ccra ccrc ccrl ccrs ccsa ccsl ccss ckac ckck ckcl ckco ckcs ckoa ckoc ckoo ckor ckos ckrc cksa cksl ckso clar clas clok cloo clor clos clra clro clrs clsa clsc coak coal coas coca cock coco cok- coka coko col- cola colk coll colo cols cook cool coos cor- cora corc cork corl coro corr cors cosa cosc cosl coso coss crac crar cras crca crcc crcr crkc crkl crls croc crok crol croo cror crsa crss csaa csac csak csao csar csas cscc cscl csco cscr cscs cska csks csla cslr csor csos csra csrc csrs cssa cssr k-lo k-os kaaa kaak kaal kaar kaas kacc kacl kaco kacs kaka kakc kakk kako kaks kala kalc kalk kall kalo kals kaoa kaoc kaok kaol kaor kaos kara kark karl karo karr kars kas- kasa kasc kask kasl kaso kasr kass kcaa kcac kcal kcar kcas kcca kccc kcck kccl kccr kckc kckk kckl kcko kckr kcla kclc kclk kcll kclr kcls kcol kcor kcos kcrc kcro kcrr kcrs kcsa kcsc kcsr kcss kkaa kkac kkal kkar kkck kkcl kkco kkcr kkcs kkkk kklc kkll kklo kkls kkoa kkol kkoo kkor kkrc kkrk kkrl kkro kkrr kkrs kksa kksr kkss klaa klac klak klal klar klas klca klcc klck klcl klcr klcs klka klkc klkk klkl klko klkr klks klla kllc kllk klls kloa kloc klok klol kloo klor klos klrc klrk klrr klrs klsa klsc klsr koac koak koal koar koas koca kock kocs koka kokc kokk koko kokr koks kola kolc kolk koll kolo kolr kols kooc kook kool kooo koor koos kora korc kork korl koro korr kors kos- kosa kosc koso kosr koss krac krak kral krar kras krca krcc krcl krco krcs krka krkc krkk krko krkr krks krla krlc kroa kroc krok krol kroo kror kros krrc krrk krrl krro krrr krrs krsa krsc krsk krsl krsr krss ksac ksak ksal ksar ksas ksca ksck kscl ksco kscr kscs kska kskk ksko kskr ksks ksla kslc kslk ksll kslo kslr ksoc ksok ksol ksoo ksor ksos ksra ksro ksrr ksrs kssa kssl ksso kssr ksss laaa laac laak laal laar laas laca lacc lack lacl laco lacs laka laks lala lall lalo laos lara larc lark larr lars lasa lask laso lass lcac lcca lccc lccs lcls lcor lcra lcrl lcrs lcsc lcsr lkal lkrs llao llcc llcs llks lllc llll lloa lloc lloo loac loar loas loca locc lock loco locs loka lokk loko lola loll lolo lols looc look lool loor loos lora lork loro lors losa losc loso loss lrac lral lrcs lroc lrrc lrrr