-ic -ol bbb bbc bbd bbi bbk bbl bbo bcb bcc bcd bci bck bcl bco bdb bdc bdd bdi bdk bdl bdo bi- bib bic bid bii bik bil bio bkb bkc bkk bkl bko blb blc bld bli blk bll blo bob boc bod boi bok bol boo c-- cbb cbc cbd cbi cbk cbl cbo ccb ccc ccd cci cck ccl cco cdb cdc cdd cdi cdk cdl cdo ci- cib cic cid cii cik cil cio ckb ckc ckd cki cko cl- clb clc cld cli clk cll clo co- cob coc cod coi cok col coo dbb dbc dbd dbi dbk dbl dbo dcb dcc dcd dci dck dcl dco ddb ddc ddd ddi ddk ddl ddo di- dib dic did dii dik dil dio dkb dkc dki dkk dkl dko dl- dlb dlc dld dli dlk dll dlo dob doc dod doi dok dol doo i-d ibb ibc ibd ibi ibk ibl ibo icb icc icd ici ick icl ico idb idc idd idi idk idl ido iib iic iid iii iil iio ikb ikc iki ikk ikl iko il- ilb ilc ild ili ilk ill ilo io- iob ioc iod ioi iol ioo kbb kbc kbd kbi kbk kbl kbo kcb kcc kcd kci kck kcl kdb kdc kdk kdl kdo kib kic kid kii kik kil kio kkb kkc kki kkk kkl kl- klb klc kld kli klo kob koc kod koi kok kol koo lbb lbc lbd lbi lbk lbl lbo lcb lcc lcd lci lck lcl lco ldb ldc ldd ldi ldk ldl ldo lib lic lid lii lik lil lio lkb lkl llb llc lld lli llk lll llo lob loc lod loi lok lol loo o-i ob- obb obc obd obi obk obl obo oc- ocb occ ocd oci ock ocl oco odb odc odd odi odl odo oib oic oid oii oik oil oio okb okc okd oki okk okl oko olb olc old oli olk oll olo oo- oob ooc ood ooi ook ool ooo