-ic -ol c-- ccc ccf ccg cci cck ccl ccn cco ccr cfc cff cfg cfi cfk cfl cfn cfo cfr cgc cgg cgi cgl cgn cgo cgr ci- cic cif cig cii cik cil cin cio cir ckc cki cko cl- clc clf clg cli clk cll cln clo clr cn- cnc cnf cng cni cnl cnn cno cnr co- coc cof cog coi cok col con coo cor crc crf crg cri crk crl crn cro crr fcc fcf fcg fci fck fcl fcn fco fcr ffc fff ffg ffi ffk ffl ffn ffo ffr fgc fgf fgg fgi fgl fgn fgr fic fif fig fii fik fil fin fir fkc fkf fkg fki fkk fkl flc flf flg fli fll fln flo flr fnc fnf fng fni fnk fnl fnn fnr foc fof fog foi fok fol fon foo for frc frf frg fri frk frl frn fro frr gcc gcf gcg gci gck gcl gcn gco gcr gfc gff gfi gfk gfl gfo gfr ggc ggg ggi ggn ggo ggr gic gif gig gii gik gil gin gio gir gkn gko glc glf glg gli glk gll gln glo glr gnc gnf gni gnl gnn gno gnr goc gof gog goi gok gol gon goo gor grc grf grg gri grk grl grn gro grr i-f icc icf icg ici ick icl icn ico icr ifc iff ifg ifi ifl ifn ifo ifr igc igf igg igi igk igl ign igo igr iic iif iii iil iin iio iir ikc ikf iki ikk ikl iko ikr il- ilc ilf ilg ili ilk ill iln ilo ilr in- inc inf ing ini ink inl inn ino inr io- ioc iof iog ioi iol ion ioo ior ir- irc irf irg iri irk irl irn iro irr kcc kcg kci kck kcl kcn kcr kfc kff kfg kfi kfo kgc kgf kgi kgl kgo kic kif kig kii kik kil kin kio kir kkc kki kkk kkl kkn kkr kl- klc klf klg kli klo klr kn- knc knf kng kni knk knl knn kno knr koc kof kog koi kok kol kon koo kor krc krf krg kri krk krl krn kro krr lcc lcf lcg lci lck lcl lcn lco lcr lfc lff lfg lfi lfk lfl lfn lfo lfr lgc lgf lgg lgi lgk lgl lgn lgo lgr lic lif lig lii lik lil lin lio lir lkg lkl lkr llc llf llg lli llk lll lln llo llr lnc lng lni lnk lnl lnn lno lnr loc lof log loi lok lol lon loo lor lrc lrf lrg lri lrk lrn lro lrr n-i ncc ncf ncg nci nck ncl ncn nco ncr nfc nff nfi nfk nfl nfn nfo nfr ngc ngf ngg ngi ngk ngl ngn ngo nic nif nig nii nik nil nin nio nir nkc nkf nki nkk nkn nko nkr nlc nlf nlg nli nlk nll nln nlo nlr nnc nnf nng nni nnk nnl nnn nno no- noc nof nog noi nok nol non noo nor nrc nrf nrg nri nrk nrl nrn nro nrr o-i oc- occ ocf ocg oci ock ocl ocn oco ocr of- ofc off ofg ofi ofl ofn ofo ofr ogc ogf ogg ogi ogl ogn ogo oic oif oii oik oil oin oio oir okc okg oki okk okl oko okr olc olf olg oli olk oll oln olo on- onc onf ong oni onk onl onn ono onr oo- ooc oof oog ooi ook ool oon ooo oor or- orc orf org ori ork orl orn oro orr rcc rcf rcg rci rcl rcn rco rcr rfc rff rfg rfi rfk rfl rfn rfo rfr rgc rgf rgg rgi rgk rgn rgo rgr ric rif rig rii rik ril rin rio rir rkc rkf rkg rkk rko rlc rlf rlg rli rll rln rlo rlr rnc rng rni rnn rno rnr roc rof rog roi rok rol ron roo ror rrc rrf rrg rri rrk rrl rrn rrr