-al -ic -ol a-a a-c a-i aaa aac aaf aag aai aak aal aan aao ac- aca acc acf acg aci ack acl acn aco af- afa afc aff afg afi afk afl afn afo ag- aga agc agf agg agi agk agl agn ago ai- aia aic aif aig aii aik ail ain aio aka akc akg aki akk akl akn ako al- ala alc alf alg ali alk all aln alo an- ana anc anf ang ani ank anl ann ano aoa aoc aof aog aoi aok aol aon aoo c-- caa cac caf cag cai cak cal can cao cca ccc ccf ccg cci cck ccl ccn cco cfa cfc cff cfg cfi cfk cfl cfn cfo cga cgc cgg cgi cgl cgn cgo ci- cia cic cif cig cii cik cil cin cio cka ckc cki cko cl- cla clc clf clg cli clk cll cln clo cn- cna cnc cnf cng cni cnl cnn cno co- coa coc cof cog coi cok col con coo faa fac faf fag fai fak fal fan fao fca fcc fcf fcg fci fck fcl fcn fco ffa ffc fff ffg ffi ffk ffl ffn ffo fga fgc fgf fgg fgi fgl fgn fia fic fif fig fii fik fil fin fka fkc fkf fkg fki fkk fkl fla flc flf flg fli fll fln flo fna fnc fnf fng fni fnk fnl fnn foa foc fof fog foi fok fol fon foo gaa gac gaf gag gai gak gal gan gao gca gcc gcf gcg gci gck gcl gcn gco gfa gfc gff gfi gfk gfl gfo gga ggc ggg ggi ggn ggo gia gic gif gig gii gik gil gin gio gka gkn gko gla glc glf glg gli glk gll gln glo gna gnc gnf gni gnl gnn gno goa goc gof gog goi gok gol gon goo i-f ia- iaa iac iaf iag iai ial ian iao ica icc icf icg ici ick icl icn ico ifa ifc iff ifg ifi ifl ifn ifo iga igc igf igg igi igk igl ign igo iia iic iif iii iil iin iio ika ikc ikf iki ikk ikl iko il- ila ilc ilf ilg ili ilk ill iln ilo in- ina inc inf ing ini ink inl inn ino io- ioa ioc iof iog ioi iol ion ioo ka- kaa kac kaf kag kai kak kal kan kao kca kcc kcg kci kck kcl kcn kfa kfc kff kfg kfi kfo kga kgc kgf kgi kgl kgo kia kic kif kig kii kik kil kin kio kkc kki kkk kkl kkn kl- kla klc klf klg kli klo kn- kna knc knf kng kni knk knl knn kno koa koc kof kog koi kok kol kon koo la- laa lac laf lag lai lak lal lan lao lca lcc lcf lcg lci lck lcl lcn lco lfa lfc lff lfg lfi lfk lfl lfn lfo lga lgc lgf lgg lgi lgk lgl lgn lgo lia lic lif lig lii lik lil lin lio lka lkg lkl lla llc llf llg lli llk lll lln llo lna lnc lng lni lnk lnl lnn lno loa loc lof log loi lok lol lon loo n-i naa nac naf nag nai nak nal nan nao nca ncc ncf ncg nci nck ncl ncn nco nfa nfc nff nfi nfk nfl nfn nfo nga ngc ngf ngg ngi ngk ngl ngn ngo nia nic nif nig nii nik nil nin nio nka nkc nkf nki nkk nkn nko nla nlc nlf nlg nli nlk nll nln nlo nna nnc nnf nng nni nnk nnl nnn nno no- noa noc nof nog noi nok nol non noo o-i oaa oac oaf oag oai oak oal oan oao oc- oca occ ocf ocg oci ock ocl ocn oco of- ofa ofc off ofg ofi ofl ofn ofo oga ogc ogf ogg ogi ogl ogn ogo oia oic oif oii oik oil oin oio oka okc okg oki okk okl oko ola olc olf olg oli olk oll oln olo on- ona onc onf ong oni onk onl onn ono oo- ooa ooc oof oog ooi ook ool oon ooo