-ic -ol bbb bbc bbd bbg bbi bbk bbl bbo bbr bcb bcc bcd bcg bci bck bcl bco bcr bdb bdc bdd bdg bdi bdk bdl bdo bdr bgb bgc bgd bgg bgi bgk bgl bgo bgr bi- bib bic bid big bii bik bil bio bir bkb bkc bkg bkk bkl bko bkr blb blc bld blg bli blk bll blo blr bob boc bod bog boi bok bol boo bor brb brd brg bri brk brl bro brr c-- cbb cbc cbd cbg cbi cbk cbl cbo cbr ccb ccc ccd ccg cci cck ccl cco ccr cdb cdc cdd cdg cdi cdk cdl cdo cdr cgb cgc cgd cgg cgi cgl cgo cgr ci- cib cic cid cig cii cik cil cio cir ckb ckc ckd cki cko cl- clb clc cld clg cli clk cll clo clr co- cob coc cod cog coi cok col coo cor crb crc crd crg cri crk crl cro crr dbb dbc dbd dbg dbi dbk dbl dbo dbr dcb dcc dcd dcg dci dck dcl dco dcr ddb ddc ddd ddg ddi ddk ddl ddo ddr dgc dgd dgg dgi dgk dgl dgr di- dib dic did dig dii dik dil dio dir dkb dkc dkg dki dkk dkl dko dkr dl- dlb dlc dld dlg dli dlk dll dlo dlr dob doc dod dog doi dok dol doo dor drb drc drd drg dri drk drl dro drr g-d gbc gbd gbg gbi gbk gbl gbo gbr gcb gcc gcd gcg gci gck gcl gco gcr gdb gdc gdd gdi gdk gdl gdo gdr ggb ggc ggd ggg ggi ggo ggr gib gic gid gig gii gik gil gio gir gkb gkd gko glb glc gld glg gli glk gll glo glr gob goc god gog goi gok gol goo gor grb grc grd grg gri grk grl gro grr i-d ibb ibc ibd ibg ibi ibk ibl ibo ibr icb icc icd icg ici ick icl ico icr idb idc idd idg idi idk idl ido idr igb igc igd igg igi igk igl igo igr iib iic iid iii iil iio iir ikb ikc iki ikk ikl iko ikr il- ilb ilc ild ilg ili ilk ill ilo ilr io- iob ioc iod iog ioi iol ioo ior ir- irb irc ird irg iri irk irl iro irr kbb kbc kbd kbi kbk kbl kbo kbr kcb kcc kcd kcg kci kck kcl kcr kdb kdc kdg kdk kdl kdo kdr kgb kgc kgd kgi kgl kgo kib kic kid kig kii kik kil kio kir kkb kkc kki kkk kkl kkr kl- klb klc kld klg kli klo klr kob koc kod kog koi kok kol koo kor krc krd krg kri krk krl kro krr lbb lbc lbd lbg lbi lbk lbl lbo lbr lcb lcc lcd lcg lci lck lcl lco lcr ldb ldc ldd ldg ldi ldk ldl ldo ldr lgb lgc lgd lgg lgi lgk lgl lgo lgr lib lic lid lig lii lik lil lio lir lkb lkg lkl lkr llb llc lld llg lli llk lll llo llr lob loc lod log loi lok lol loo lor lrb lrc lrd lrg lri lrk lro lrr o-i ob- obb obc obd obg obi obk obl obo obr oc- ocb occ ocd ocg oci ock ocl oco ocr odb odc odd odg odi odl odo odr ogc ogd ogg ogi ogl ogo oib oic oid oii oik oil oio oir okb okc okd okg oki okk okl oko okr olb olc old olg oli olk oll olo oo- oob ooc ood oog ooi ook ool ooo oor or- orb orc ord org ori ork orl oro orr rbb rbc rbd rbg rbi rbk rbl rbo rbr rcb rcc rcd rcg rci rcl rco rcr rdb rdc rdd rdg rdi rdl rdo rdr rgb rgc rgd rgg rgi rgk rgo rgr rib ric rid rig rii rik ril rio rir rkb rkc rkg rkk rko rlc rld rlg rli rll rlo rlr rob roc rod rog roi rok rol roo ror rrb rrc rrd rrg rri rrk rrl rrr