-ic -ol -th c-- ccc ccf ccg cch cci ccl cco ccs cct cfc cff cfg cfh cfi cfl cfo cfs cft cgc cgg cgh cgi cgl cgo cgs cgt ch- chc chf chg chh chi chl cho chs cht ci- cic cif cig cih cii cil cio cis cit cl- clc clf clg clh cli cll clo cls clt co- coc cof cog coh coi col coo cos cot csc csf csg csh csi csl cso css cst ctc ctf ctg cth cti ctl cto cts ctt fcc fcf fcg fci fcl fco fcs fct ffc fff ffg ffh ffi ffl ffo ffs fft fgc fgf fgg fgh fgi fgl fgs fgt fhc fhf fhg fhh fhi fhl fho fhs fic fif fig fih fii fil fis fit flc flf flg fli fll flo fls flt foc fof fog foh foi fol foo fos fot fsc fsf fsg fsh fsi fsl fso fss fst ftc ftf ftg fth fti ftl fto fts ftt gcc gcf gcg gch gci gcl gco gcs gct gfc gff gfh gfi gfl gfo gfs gft ggc ggg ggh ggi ggo ggs ggt ghc ghg ghh ghi ghl gho ghs ght gic gif gig gih gii gil gio gis git glc glf glg glh gli gll glo gls glt goc gof gog goh goi gol goo gos got gsc gsf gsg gsi gsl gso gss gst gtc gtf gtg gth gti gtl gto gts gtt h-i hcc hcf hcg hch hci hcl hco hcs hct hfc hff hfg hfh hfi hfl hfo hfs hft hgc hgf hgg hgh hgi hgl hgo hgs hgt hhc hhf hhg hhh hhi hhl hho hhs hht hic hif hig hih hii hil hio his hit hlc hlf hlg hlh hli hll hlo hls hlt hoc hof hog hoh hoi hol hoo hos hot hsc hsf hsg hsh hsi hsl hss hst htc htf htg hth hti htl hto hts htt i-f icc icf icg ich ici icl ico ics ict ifc iff ifg ifi ifl ifo ifs ift igc igf igg igh igi igl igo igs igt ihc ihf ihg ihh ihi ihl iho ihs iht iic iif iih iii iil iio iis iit il- ilc ilf ilg ilh ili ill ilo ils ilt io- ioc iof iog ioh ioi iol ioo ios iot is- isc isf isg ish isi isl iso iss ist itc itf itg ith iti itl ito its itt lcc lcf lcg lch lci lcl lco lcs lct lfc lff lfg lfh lfi lfl lfo lfs lft lgc lgf lgg lgh lgi lgl lgo lgs lgt lhc lhf lhh lhi lho lhs lht lic lif lig lih lii lil lio lis lit llc llf llg lli lll llo lls llt loc lof log loh loi lol loo los lot lsc lsf lsg lsh lsi lsl lso lss lst ltc ltf ltg lth lti ltl lto lts ltt o-i oc- occ ocf ocg och oci ocl oco ocs oct of- ofc off ofg ofi ofl ofo ofs oft ogc ogf ogg ogh ogi ogl ogo ogs ogt ohc ohf ohg ohh ohi ohl oho ohs oht oic oif oii oil oio ois oit olc olf olg oli oll olo ols olt oo- ooc oof oog ooh ooi ool ooo oos oot os- osc osf osg osh osi osl oso oss ost ot- otc otf otg oth oti otl oto ots ott scc scf scg sch sci scl sco scs sct sfc sff sfg sfh sfi sfl sfo sfs sft sgc sgf sgg sgh sgi sgl sgo sgs sgt sh- shc shf shg shh shi shl sho shs sht sic sif sig sih sii sil sio sis sit slc slf slg slh sli sll slo sls slt soc sof sog soh soi sol soo sos sot ss- ssc ssf ssg ssh ssi ssl sso sss sst stc stf stg sth sti stl sto sts stt tcc tcf tcg tch tci tcl tco tcs tct tfc tff tfg tfh tfi tfl tfo tfs tft tgc tgf tgg tgh tgi tgl tgo tgs tgt th- thc thf thg thh thi thl tho ths tht tic tif tig tih tii til tio tis tit tlc tlf tlg tlh tli tll tlo tls tlt to- toc tof tog toh toi tol too tos tot tsc tsf tsg tsh tsi tsl tso tss tst ttc ttf ttg tth tti ttl tto tts ttt