-ol hhh hhl hhn hho hhs hlh hll hln hlo hls hnh hnl hnn hno hns hoh hol hon hoo hos hsh hsl hsn hss lhh lho lhs lll lln llo lls lnh lnl lnn lno lns loh lol lon loo los lsh lsl lsn lso lss nhh nhl nhn nhs nlh nll nln nlo nls nnh nnl nnn nno nns no- noh nol non noo nos nsh nsl nsn nso nss ohh ohl ohn oho ohs oll oln olo ols on- onh onl onn ono ons oo- ooh ool oon ooo oos os- osh osl osn oso oss sh- shh shl shn sho shs slh sll sln slo sls snl snn sno sns soh sol son soo sos ss- ssh ssl ssn sso sss