-ic -ol bbb bbc bbg bbh bbi bbl bbn bbo bcb bcc bcg bch bci bcl bcn bco bgb bgc bgg bgh bgi bgl bgn bgo bhb bhc bhg bhh bhi bhl bho bi- bib bic big bih bii bil bin bio blb blc blg blh bli bll bln blo bnb bnc bng bni bnl bnn bno bob boc bog boh boi bol bon boo c-- cbb cbc cbg cbh cbi cbl cbn cbo ccb ccc ccg cch cci ccl ccn cco cgb cgc cgg cgh cgi cgl cgn cgo ch- chb chc chg chh chi chl chn cho ci- cib cic cig cih cii cil cin cio cl- clb clc clg clh cli cll cln clo cn- cnb cnc cng cnh cni cnl cnn cno co- cob coc cog coh coi col con coo gbc gbg gbh gbi gbl gbn gbo gcb gcc gcg gch gci gcl gcn gco ggb ggc ggg ggh ggi ggn ggo ghb ghc ghg ghh ghi ghl ghn gho gib gic gig gih gii gil gin gio glb glc glg glh gli gll gln glo gnb gnc gni gnl gnn gno gob goc gog goh goi gol gon goo h-i hbb hbc hbg hbh hbi hbl hbn hbo hcb hcc hcg hch hci hcl hcn hco hgb hgc hgg hgh hgi hgl hgn hgo hhb hhc hhg hhh hhi hhl hhn hho hib hic hig hih hii hil hin hio hlb hlc hlg hlh hli hll hln hlo hnb hnc hng hnh hnl hnn hno hob hoc hog hoh hoi hol hon hoo ibb ibc ibg ibh ibi ibl ibn ibo icb icc icg ich ici icl icn ico igb igc igg igh igi igl ign igo ihb ihc ihg ihh ihi ihl ihn iho iib iic iih iii iil iin iio il- ilb ilc ilg ilh ili ill iln ilo in- inb inc ing inh ini inl inn ino io- iob ioc iog ioh ioi iol ion ioo lbb lbc lbg lbh lbi lbl lbo lcb lcc lcg lch lci lcl lcn lco lgb lgc lgg lgh lgi lgl lgn lgo lhb lhc lhh lhi lho lib lic lig lih lii lil lin lio llb llc llg lli lll lln llo lnb lnc lng lnh lni lnl lnn lno lob loc log loh loi lol lon loo n-i nbb nbc nbg nbi nbl nbn nbo ncb ncc ncg nch nci ncl ncn nco ngb ngc ngg ngh ngi ngl ngn ngo nhb nhc nhg nhh nhi nhl nhn nib nic nig nih nii nil nin nio nlb nlc nlg nlh nli nll nln nlo nnb nnc nng nnh nni nnl nnn nno no- nob noc nog noh noi nol non noo o-i ob- obb obc obg obh obi obl obn obo oc- ocb occ ocg och oci ocl ocn oco ogc ogg ogh ogi ogl ogn ogo ohc ohg ohh ohi ohl ohn oho oib oic oii oil oin oio olb olc olg oli oll oln olo on- onb onc ong onh oni onl onn ono oo- oob ooc oog ooh ooi ool oon ooo