-ic -ol c-- ccc ccd ccg cci cck ccl cco ccr cdc cdd cdg cdi cdk cdl cdo cdr cgc cgd cgg cgi cgl cgo cgr ci- cic cid cig cii cik cil cio cir ckc ckd cki cko cl- clc cld clg cli clk cll clo clr co- coc cod cog coi cok col coo cor crc crd crg cri crk crl cro crr dcc dcd dcg dci dck dcl dco dcr ddc ddd ddg ddi ddk ddl ddo ddr dgc dgd dgg dgi dgk dgl dgr di- dic did dig dii dik dil dio dir dkc dkg dki dkk dkl dko dkr dl- dlc dld dlg dli dlk dll dlo dlr doc dod dog doi dok dol doo dor drc drd drg dri drk drl dro drr g-d gcc gcd gcg gci gck gcl gco gcr gdc gdd gdi gdk gdl gdo gdr ggc ggd ggg ggi ggo ggr gic gid gig gii gik gil gio gir gkd gko glc gld glg gli glk gll glo glr goc god gog goi gok gol goo gor grc grd grg gri grk grl gro grr i-d icc icd icg ici ick icl ico icr idc idd idg idi idk idl ido idr igc igd igg igi igk igl igo igr iic iid iii iil iio iir ikc iki ikk ikl iko ikr il- ilc ild ilg ili ilk ill ilo ilr io- ioc iod iog ioi iol ioo ior ir- irc ird irg iri irk irl iro irr kcc kcd kcg kci kck kcl kcr kdc kdg kdk kdl kdo kdr kgc kgd kgi kgl kgo kic kid kig kii kik kil kio kir kkc kki kkk kkl kkr kl- klc kld klg kli klo klr koc kod kog koi kok kol koo kor krc krd krg kri krk krl kro krr lcc lcd lcg lci lck lcl lco lcr ldc ldd ldg ldi ldk ldl ldo ldr lgc lgd lgg lgi lgk lgl lgo lgr lic lid lig lii lik lil lio lir lkg lkl lkr llc lld llg lli llk lll llo llr loc lod log loi lok lol loo lor lrc lrd lrg lri lrk lro lrr o-i oc- occ ocd ocg oci ock ocl oco ocr odc odd odg odi odl odo odr ogc ogd ogg ogi ogl ogo oic oid oii oik oil oio oir okc okd okg oki okk okl oko okr olc old olg oli olk oll olo oo- ooc ood oog ooi ook ool ooo oor or- orc ord org ori ork orl oro orr rcc rcd rcg rci rcl rco rcr rdc rdd rdg rdi rdl rdo rdr rgc rgd rgg rgi rgk rgo rgr ric rid rig rii rik ril rio rir rkc rkg rkk rko rlc rld rlg rli rll rlo rlr roc rod rog roi rok rol roo ror rrc rrd rrg rri rrk rrl rrr