-ic -th c-- ccc cch cci cco ccr ccs cct ccx ch- chc chh chi cho chr chs cht chx chy ci- cic cih cii cio cir cis cit cix co- coc coh coi coo cor cos cot cox coy crc crh cri cro crr crs crt crx cry csc csh csi cso csr css cst csx csy ctc cth cti cto ctr cts ctt ctx cty cxc cxh cxi cxo cxr cxs cxt cxx cyc cyo cyr cys cyt h-i hcc hch hci hco hcr hcs hct hcy hhc hhh hhi hho hhr hhs hht hhy hic hih hii hio hir his hit hix hoc hoh hoi hoo hor hos hot hox hoy hr- hrc hrh hri hro hrr hrs hrt hsc hsh hsi hsr hss hst hsx hsy htc hth hti hto htr hts htt htx hty hxc hy- hyc hyh hyi hyo hyr hys hyt hyy icc ich ici ico icr ics ict icy ihc ihh ihi iho ihr ihs iht ihy iic iih iii iio iir iis iit iix io- ioc ioh ioi ioo ior ios iot ir- irc iri iro irr irs irt irx iry is- isc ish isi iso isr iss ist isy itc ith iti ito its itt itx ity ixc ixi ixy iyc iyo iyr iys iyt iyy o-i oc- occ och oci oco ocr ocs oct ocx ohc ohh ohi oho ohr ohs oht oic oii oio oir ois oit oo- ooc ooh ooi ooo oor oos oot oox or- orc orh ori oro orr ors ort orx ory os- osc osh osi oso osr oss ost osx ot- otc oth oti oto otr ots ott ox- oxc oxi oxo oxt oxx oxy oyi oyo oys rcc rch rci rco rcr rcs rct rcx rh- rhc rhh rhi rho rhr rhs rht ric rih rii rio rir ris rit rix riy roc roh roi roo ror ros rot rox roy rrc rrh rri rrr rrs rrt rsc rsh rsi rso rsr rss rst rsx rtc rti rto rtr rts rtt rtx rty rxr rxs ry- ryc ryo ryr rys ryy scc sch sci sco scr scs sct scx sh- shc shh shi sho shr shs sht shy sic sih sii sio sir sis sit six soc soh soi soo sor sos sot sox soy sr- src srh sri sro srr srs srt srx sry ss- ssc ssh ssi sso ssr sss sst ssx stc sth sti sto str sts stt stx sty sxc sxi sxs sxt sy- syc syh syi syr sys syt syx t-x tcc tch tci tco tcr tcs tct tcx th- thc thh thi tho thr ths tht thx thy tic tih tii tio tir tis tit tix tiy to- toc toh toi too tor tos tot tox toy trc trh tri tro trr trs trt trx try tsc tsh tsi tso tsr tss tst tsx tsy ttc tth tti tto ttr tts ttt ttx tty txi txs txt tyc tyo tyr tys tyt xch xci xcr xcx xht xic xii xio xis xit xix xoc xoi xoo xor xos xot xox xrc xrt xrx xry xsc xsi xss xst xtc xti xtr xts xtx xty xxi xxo xxx xxy xyr xyy ycc ych yci yco ycs ycy yhc yhi yhs yht yih yii yio yir yis yit yoc yoi yoo yor yos yot yox yoy yrc yro yrs yrt ysc ysi yso ysr yss yst ysy ytc yth yto ytr yts ytt yxy yyc yys yyt yyy