-ol ddd ddl ddn ddo dds ddt ddx dl- dld dll dlo dls dlt dlx dnd dnl dnn dno dns dnt dod dol don doo dos dot dox dsd dsl dsn dso dss dst dsx dtd dtl dtn dto dts dtt dtx dxd dxl dxn dxo dxs dxt dxx ldd ldl ldn ldo lds ldt lld lll lln llo lls llt lnd lnl lnn lno lns lnt lod lol lon loo los lot lox lsd lsl lsn lso lss lst ltd ltl lto lts ltt ltx lxd lxo lxx ndd ndl ndn ndo nds ndt nld nll nln nlo nls nlt nlx nnl nnn nno nns nnt no- nod nol non noo nos not nox nsd nsl nsn nso nss nst nsx ntd ntn nto nts ntt ntx nxd nxl nxt odd odl odn odo ods odt old oll oln olo ols olt on- ond onl onn ono ons ont onx oo- ood ool oon ooo oos oot oox os- osd osl osn oso oss ost osx ot- otd otl otn oto ots ott ox- oxn oxo oxt oxx sdd sdl sdn sdo sds sdt sld sll sln slo sls slt slx snd snl snn sno sns snt sod sol son soo sos sot sox ss- ssd ssl ssn sso sss sst ssx std stl stn sto sts stt stx sxl sxn sxs sxt t-x tdd tdl tdn tdo tds tdt tdx tld tll tln tlo tls tlt tlx tnd tnl tnn tno tns tnt tnx to- tod tol ton too tos tot tox tsd tsl tsn tso tss tst tsx ttd ttl ttn tto tts ttt ttx txl txn txs txt xds xdt xld xls xlt xno xns xod xon xoo xos xot xox xsl xss xst xts xtx xxl xxo xxx