-al -ol a-a aaa aal aan aao aap aar aax al- ala all aln alo alp alr alx an- ana anl ann ano anp anr anx aoa aol aon aoo aop aor aox ap- apa apl apn apo app apr apx ar- ara arl arn aro arp arr arx ax- axa axl axn axo axp axr axx l-p la- laa lal lan lao lap lar lax lla lll lln llo llp llr lna lnl lnn lno lnp lnr loa lol lon loo lop lor lox lpa lpl lpn lpo lpp lpr lpx lra lrn lro lrp lrr lxo lxr lxx naa nal nan nao nap nar nax nla nll nln nlo nlp nlr nlx nna nnl nnn nno nnp no- noa nol non noo nop nor nox npa npl npn npo npp npr nra nrl nrn nro nrp nrr nrx nxl oaa oal oan oao oap oar oax ola oll oln olo olp on- ona onl onn ono onp onr onx oo- ooa ool oon ooo oop oor oox op- opa opl opn opo opp opr opx or- ora orl orn oro orp orr orx ox- oxa oxn oxo oxx p-p paa pal pan pao pap par pax pla pll pln plo plp plr plx pn- pna pnl pnn pno pnp pnr pnx poa pol pon poo pop por pox ppa ppl ppn ppo ppp ppr ppx pra prl prn pro prp prr prx pxl pxr ra- raa ral ran rao rap rar rax rla rll rln rlo rlp rlr rna rnn rno rnp rnr roa rol ron roo rop ror rox rpa rpl rpn rpo rpp rpr rpx rra rrl rrn rrp rrr rxp rxr xaa xal xan xap xar xla xlr xna xno xoa xon xoo xop xor xox xpa xpl xpn xpo xpp xrx xxl xxo xxp xxx