-al -ol a-a a-i aaa aai aal aao aar aas aax ai- aia aii ail aio air ais aix al- ala ali all alo alr als alx aoa aoi aol aoo aor aos aox ar- ara ari arl aro arr ars arx as- asa asi asl aso asr ass asx ax- axa axi axl axo axr axs axx ia- iaa iai ial iao iar ias iia iii iil iio iir iis iix il- ila ili ill ilo ilr ils ilx io- ioa ioi iol ioo ior ios ir- ira iri irl iro irr irs irx is- isa isi isl iso isr iss ixi ixl la- laa lai lal lao lar las lax lia lii lil lio lir lis lix lla lli lll llo llr lls loa loi lol loo lor los lox lra lri lro lrr lrs lsa lsi lsl lso lsr lss lxi lxo lxr lxx o-i oaa oai oal oao oar oas oax oia oii oil oio oir ois ola oli oll olo ols oo- ooa ooi ool ooo oor oos oox or- ora ori orl oro orr ors orx os- osa osi osl oso osr oss osx ox- oxa oxi oxo oxx ra- raa rai ral rao rar ras rax ria rii ril rio rir ris rix rla rli rll rlo rlr rls roa roi rol roo ror ros rox rra rri rrl rrr rrs rsa rsi rsl rso rsr rss rsx rxr rxs saa sai sal sao sar sas sax sia sii sil sio sir sis six sla sli sll slo slr sls slx soa soi sol soo sor sos sox sr- sra sri srl sro srr srs srx ss- ssa ssi ssl sso ssr sss ssx sxi sxl sxs xaa xal xar xas xia xii xio xis xix xla xli xlr xls xoa xoi xoo xor xos xox xrx xsa xsi xsl xss xxi xxl xxo xxx