-ic -ol -th bbb bbc bbg bbh bbi bbl bbo bbr bbt bcb bcc bcg bch bci bcl bco bcr bct bgb bgc bgg bgh bgi bgl bgo bgr bgt bhb bhc bhg bhh bhi bhl bho bhr bht bi- bib bic big bih bii bil bio bir bit blb blc blg blh bli bll blo blr blt bob boc bog boh boi bol boo bor bot brb brg brh bri brl bro brr brt btb btc btg bth bti btl bto btr btt c-- cbb cbc cbg cbh cbi cbl cbo cbr cbt ccb ccc ccg cch cci ccl cco ccr cct cgb cgc cgg cgh cgi cgl cgo cgr cgt ch- chb chc chg chh chi chl cho chr cht ci- cib cic cig cih cii cil cio cir cit cl- clb clc clg clh cli cll clo clr clt co- cob coc cog coh coi col coo cor cot crb crc crg crh cri crl cro crr crt ctb ctc ctg cth cti ctl cto ctr ctt gbc gbg gbh gbi gbl gbo gbr gbt gcb gcc gcg gch gci gcl gco gcr gct ggb ggc ggg ggh ggi ggo ggr ggt ghb ghc ghg ghh ghi ghl gho ghr ght gib gic gig gih gii gil gio gir git glb glc glg glh gli gll glo glr glt gob goc gog goh goi gol goo gor got grb grc grg grh gri grl gro grr grt gtb gtc gtg gth gti gtl gto gtr gtt h-i hbb hbc hbg hbh hbi hbl hbo hbr hbt hcb hcc hcg hch hci hcl hco hcr hct hgb hgc hgg hgh hgi hgl hgo hgr hgt hhb hhc hhg hhh hhi hhl hho hhr hht hib hic hig hih hii hil hio hir hit hlb hlc hlg hlh hli hll hlo hlr hlt hob hoc hog hoh hoi hol hoo hor hot hr- hrb hrc hrg hrh hri hrl hro hrr hrt htb htc htg hth hti htl hto htr htt ibb ibc ibg ibh ibi ibl ibo ibr ibt icb icc icg ich ici icl ico icr ict igb igc igg igh igi igl igo igr igt ihb ihc ihg ihh ihi ihl iho ihr iht iib iic iih iii iil iio iir iit il- ilb ilc ilg ilh ili ill ilo ilr ilt io- iob ioc iog ioh ioi iol ioo ior iot ir- irb irc irg iri irl iro irr irt itb itc itg ith iti itl ito itt lbb lbc lbg lbh lbi lbl lbo lbr lbt lcb lcc lcg lch lci lcl lco lcr lct lgb lgc lgg lgh lgi lgl lgo lgr lgt lhb lhc lhh lhi lho lhr lht lib lic lig lih lii lil lio lir lit llb llc llg lli lll llo llr llt lob loc log loh loi lol loo lor lot lrb lrc lrg lrh lri lro lrr lrt ltb ltc ltg lth lti ltl lto ltr ltt o-i ob- obb obc obg obh obi obl obo obr obt oc- ocb occ ocg och oci ocl oco ocr oct ogc ogg ogh ogi ogl ogo ogt ohc ohg ohh ohi ohl oho ohr oht oib oic oii oil oio oir oit olb olc olg oli oll olo olt oo- oob ooc oog ooh ooi ool ooo oor oot or- orb orc org orh ori orl oro orr ort ot- otb otc otg oth oti otl oto otr ott rbb rbc rbg rbh rbi rbl rbo rbr rbt rcb rcc rcg rch rci rcl rco rcr rct rgb rgc rgg rgh rgi rgo rgr rgt rh- rhb rhc rhg rhh rhi rhl rho rhr rht rib ric rig rih rii ril rio rir rit rlc rlg rlh rli rll rlo rlr rlt rob roc rog roh roi rol roo ror rot rrb rrc rrg rrh rri rrl rrr rrt rtb rtc rtg rti rtl rto rtr rtt tbb tbc tbg tbh tbi tbl tbo tbr tbt tcb tcc tcg tch tci tcl tco tcr tct tgb tgc tgg tgh tgi tgl tgo tgr tgt th- thb thc thg thh thi thl tho thr tht tib tic tig tih tii til tio tir tit tlc tlg tlh tli tll tlo tlr tlt to- tob toc tog toh toi tol too tor tot trb trc trg trh tri trl tro trr trt ttb ttc ttg tth tti ttl tto ttr ttt