-ic -ol bbb bbc bbd bbi bbk bbl bbm bbo bcb bcc bcd bci bck bcl bcm bco bdb bdc bdd bdi bdk bdl bdm bdo bi- bib bic bid bii bik bil bim bio bkb bkc bkk bkl bkm bko blb blc bld bli blk bll blm blo bmb bmc bmd bmi bmk bml bmm bmo bob boc bod boi bok bol bom boo c-- cbb cbc cbd cbi cbk cbl cbm cbo ccb ccc ccd cci cck ccl ccm cco cdb cdc cdd cdi cdk cdl cdm cdo ci- cib cic cid cii cik cil cim cio ckb ckc ckd cki ckm cko cl- clb clc cld cli clk cll clm clo cmb cmc cmd cmi cmk cml cmm cmo co- cob coc cod coi cok col com coo dbb dbc dbd dbi dbk dbl dbm dbo dcb dcc dcd dci dck dcl dcm dco ddb ddc ddd ddi ddk ddl ddm ddo di- dib dic did dii dik dil dim dio dkb dkc dki dkk dkl dkm dko dl- dlb dlc dld dli dlk dll dlm dlo dmb dmc dmd dmi dmk dml dmm dmo dob doc dod doi dok dol dom doo i-d ibb ibc ibd ibi ibk ibl ibm ibo icb icc icd ici ick icl icm ico idb idc idd idi idk idl idm ido iib iic iid iii iil iim iio ikb ikc iki ikk ikl iko il- ilb ilc ild ili ilk ill ilm ilo im- imb imc imd imi iml imm imo io- iob ioc iod ioi iol iom ioo kbb kbc kbd kbi kbk kbl kbm kbo kcb kcc kcd kci kck kcl kcm kdb kdc kdk kdl kdm kdo kib kic kid kii kik kil kim kio kkb kkc kki kkk kkl kkm kl- klb klc kld kli klm klo kmb kmc kmd kmi kmk kml kmm kmo kob koc kod koi kok kol kom koo lbb lbc lbd lbi lbk lbl lbm lbo lcb lcc lcd lci lck lcl lcm lco ldb ldc ldd ldi ldk ldl ldm ldo lib lic lid lii lik lil lim lio lkb lkl llb llc lld lli llk lll llm llo lmb lmc lmd lmi lmk lml lmm lmo lob loc lod loi lok lol lom loo m-o mbb mbc mbd mbi mbk mbl mbm mbo mc- mcb mcc mcd mci mck mcl mcm mco mdb mdc mdd mdi mdk mdl mdm mdo mi- mib mic mid mii mik mil mim mio mkb mkc mkd mkk mkl mkm mko mlb mlc mld mli mlk mll mlm mlo mmb mmc mmd mmi mmk mml mmm mmo mob moc mod moi mok mol mom moo o-i ob- obb obc obd obi obk obl obm obo oc- ocb occ ocd oci ock ocl ocm oco odb odc odd odi odl odm odo oib oic oid oii oik oil oim oio okb okc okd oki okk okl oko olb olc old oli olk oll olm olo om- omb omc omd omi oml omm omo oo- oob ooc ood ooi ook ool oom ooo