-ol c-- ccc cch ccl cco ccs ccz ch- chc chh chl cho chs chz cl- clc clh cll clo cls clz co- coc coh col coo cos coz csc csh csl cso css csz cz- czc czo hcc hch hcl hco hcs hhc hhh hhl hho hhs hhz hlc hlh hll hlo hls hlz hoc hoh hol hoo hos hsc hsh hsl hss hsz hzl hzo hzs lcc lch lcl lco lcs lhc lhh lho lhs lhz llc lll llo lls llz loc loh lol loo los loz lsc lsh lsl lso lss lsz lzh lzo lzs oc- occ och ocl oco ocs ocz ohc ohh ohl oho ohs olc oll olo ols oo- ooc ooh ool ooo oos os- osc osh osl oso oss ozo ozs ozz scc sch scl sco scs sh- shc shh shl sho shs slc slh sll slo sls soc soh sol soo sos soz ss- ssc ssh ssl sso sss ssz szl zcl zco zcs zhc zhl zho zhs zo- zoc zol zoo zos zsh zsl zsz zzs zzz