-ic -ol c-- ccc cch cci ccl cco ccr ccs ch- chc chh chi chl cho chr chs ci- cic cih cii cil cio cir cis cl- clc clh cli cll clo clr cls co- coc coh coi col coo cor cos crc crh cri crl cro crr crs csc csh csi csl cso csr css h-i hcc hch hci hcl hco hcr hcs hhc hhh hhi hhl hho hhr hhs hic hih hii hil hio hir his hlc hlh hli hll hlo hlr hls hoc hoh hoi hol hoo hor hos hr- hrc hrh hri hrl hro hrr hrs hsc hsh hsi hsl hsr hss icc ich ici icl ico icr ics ihc ihh ihi ihl iho ihr ihs iic iih iii iil iio iir iis il- ilc ilh ili ill ilo ilr ils io- ioc ioh ioi iol ioo ior ios ir- irc iri irl iro irr irs is- isc ish isi isl iso isr iss lcc lch lci lcl lco lcr lcs lhc lhh lhi lho lhr lhs lic lih lii lil lio lir lis llc lli lll llo llr lls loc loh loi lol loo lor los lrc lrh lri lro lrr lrs lsc lsh lsi lsl lso lsr lss o-i oc- occ och oci ocl oco ocr ocs ohc ohh ohi ohl oho ohr ohs oic oii oil oio oir ois olc oli oll olo ols oo- ooc ooh ooi ool ooo oor oos or- orc orh ori orl oro orr ors os- osc osh osi osl oso osr oss rcc rch rci rcl rco rcr rcs rh- rhc rhh rhi rhl rho rhr rhs ric rih rii ril rio rir ris rlc rlh rli rll rlo rlr rls roc roh roi rol roo ror ros rrc rrh rri rrl rrr rrs rsc rsh rsi rsl rso rsr rss scc sch sci scl sco scr scs sh- shc shh shi shl sho shr shs sic sih sii sil sio sir sis slc slh sli sll slo slr sls soc soh soi sol soo sor sos sr- src srh sri srl sro srr srs ss- ssc ssh ssi ssl sso ssr sss