-ic -ol c-- ccc ccf ccg cci cck ccl ccn cco cfc cff cfg cfi cfk cfl cfn cfo cgc cgg cgi cgl cgn cgo ci- cic cif cig cii cik cil cin cio ckc cki cko cl- clc clf clg cli clk cll cln clo cn- cnc cnf cng cni cnl cnn cno co- coc cof cog coi cok col con coo fcc fcf fcg fci fck fcl fcn fco ffc fff ffg ffi ffk ffl ffn ffo fgc fgf fgg fgi fgl fgn fic fif fig fii fik fil fin fkc fkf fkg fki fkk fkl flc flf flg fli fll fln flo fnc fnf fng fni fnk fnl fnn foc fof fog foi fok fol fon foo gcc gcf gcg gci gck gcl gcn gco gfc gff gfi gfk gfl gfo ggc ggg ggi ggn ggo gic gif gig gii gik gil gin gio gkn gko glc glf glg gli glk gll gln glo gnc gnf gni gnl gnn gno goc gof gog goi gok gol gon goo i-f icc icf icg ici ick icl icn ico ifc iff ifg ifi ifl ifn ifo igc igf igg igi igk igl ign igo iic iif iii iil iin iio ikc ikf iki ikk ikl iko il- ilc ilf ilg ili ilk ill iln ilo in- inc inf ing ini ink inl inn ino io- ioc iof iog ioi iol ion ioo kcc kcg kci kck kcl kcn kfc kff kfg kfi kfo kgc kgf kgi kgl kgo kic kif kig kii kik kil kin kio kkc kki kkk kkl kkn kl- klc klf klg kli klo kn- knc knf kng kni knk knl knn kno koc kof kog koi kok kol kon koo lcc lcf lcg lci lck lcl lcn lco lfc lff lfg lfi lfk lfl lfn lfo lgc lgf lgg lgi lgk lgl lgn lgo lic lif lig lii lik lil lin lio lkg lkl llc llf llg lli llk lll lln llo lnc lng lni lnk lnl lnn lno loc lof log loi lok lol lon loo n-i ncc ncf ncg nci nck ncl ncn nco nfc nff nfi nfk nfl nfn nfo ngc ngf ngg ngi ngk ngl ngn ngo nic nif nig nii nik nil nin nio nkc nkf nki nkk nkn nko nlc nlf nlg nli nlk nll nln nlo nnc nnf nng nni nnk nnl nnn nno no- noc nof nog noi nok nol non noo o-i oc- occ ocf ocg oci ock ocl ocn oco of- ofc off ofg ofi ofl ofn ofo ogc ogf ogg ogi ogl ogn ogo oic oif oii oik oil oin oio okc okg oki okk okl oko olc olf olg oli olk oll oln olo on- onc onf ong oni onk onl onn ono oo- ooc oof oog ooi ook ool oon ooo