-al a-a aaa aad aal aan aap aax ad- ada add adl adn adp adx al- ala ald all aln alp alx an- ana and anl ann anp anx ap- apa apd apl apn app apx ax- axa axl axn axp axx daa dad dal dan dap dax dda ddd ddl ddn ddp ddx dl- dla dld dll dlp dlx dna dnd dnl dnn dnp dpa dpd dpl dpn dpp dxd dxl dxn dxp dxx l-p la- laa lad lal lan lap lax lda ldd ldl ldn ldp lla lld lll lln llp lna lnd lnl lnn lnp lpa lpd lpl lpn lpp lpx lxd lxx naa nad nal nan nap nax nda ndd ndl ndn ndp nla nld nll nln nlp nlx nna nnl nnn nnp npa npd npl npn npp nxd nxl p-p paa pad pal pan pap pax pda pdd pdl pdn pdp pdx pla pld pll pln plp plx pn- pna pnd pnl pnn pnp pnx ppa ppd ppl ppn ppp ppx pxl xaa xad xal xan xap xda xla xld xna xpa xpd xpl xpn xpp xxl xxp xxx