-al -ol a-a aaa aal aan aao aar aas aax al- ala all aln alo alr als alx an- ana anl ann ano anr ans anx aoa aol aon aoo aor aos aox ar- ara arl arn aro arr ars arx as- asa asl asn aso asr ass asx ax- axa axl axn axo axr axs axx la- laa lal lan lao lar las lax lla lll lln llo llr lls lna lnl lnn lno lnr lns loa lol lon loo lor los lox lra lrn lro lrr lrs lsa lsl lsn lso lsr lss lxo lxr lxx naa nal nan nao nar nas nax nla nll nln nlo nlr nls nlx nna nnl nnn nno nns no- noa nol non noo nor nos nox nra nrl nrn nro nrr nrs nrx nsa nsl nsn nso nsr nss nsx nxl oaa oal oan oao oar oas oax ola oll oln olo ols on- ona onl onn ono onr ons onx oo- ooa ool oon ooo oor oos oox or- ora orl orn oro orr ors orx os- osa osl osn oso osr oss osx ox- oxa oxn oxo oxx ra- raa ral ran rao rar ras rax rla rll rln rlo rlr rls rna rnn rno rnr rns roa rol ron roo ror ros rox rra rrl rrn rrr rrs rsa rsl rsn rso rsr rss rsx rxr rxs saa sal san sao sar sas sax sla sll sln slo slr sls slx sna snl snn sno snr sns soa sol son soo sor sos sox sr- sra srl srn sro srr srs srx ss- ssa ssl ssn sso ssr sss ssx sxl sxn sxs xaa xal xan xar xas xla xlr xls xna xno xns xoa xon xoo xor xos xox xrx xsa xsl xss xxl xxo xxx