a-a a-i a-t aaa aai aam aao aar aas aat aax ai- aia aii aim aio air ais ait aix ama ami amm amo amr ams amt amx aoa aoi aom aoo aor aos aot aox ar- ara ari arm aro arr ars art arx as- asa asi asm aso asr ass ast asx at- ata ati atm ato atr ats att atx ax- axa axi axm axo axr axs axt axx ia- iaa iai iam iao iar ias iat iia iii iim iio iir iis iit iix im- ima imi imm imo ims imt imx io- ioa ioi iom ioo ior ios iot ir- ira iri irm iro irr irs irt irx is- isa isi ism iso isr iss ist ita iti itm ito its itt itx ixi m-o m-r maa mai mam mao mar mas mat max mi- mia mii mim mio mir mis mit mix mma mmi mmm mmo mmr mms mmt mmx moa moi mom moo mor mos mot mox mra mri mrm mro mrr mrs mrt mrx msa msi msm mso msr mss mst msx mta mti mtm mto mtr mts mtt mtx mxa mxi mxr mxs o-i oaa oai oam oao oar oas oat oax oia oii oim oio oir ois oit om- oma omi omm omo omr oms omt omx oo- ooa ooi oom ooo oor oos oot oox or- ora ori orm oro orr ors ort orx os- osa osi osm oso osr oss ost osx ot- ota oti otm oto otr ots ott ox- oxa oxi oxo oxt oxx ra- raa rai ram rao rar ras rat rax ria rii rim rio rir ris rit rix rma rmi rmm rmo rmr rms rmt rmx roa roi rom roo ror ros rot rox rra rri rrm rrr rrs rrt rsa rsi rsm rso rsr rss rst rsx rta rti rtm rto rtr rts rtt rtx rxr rxs saa sai sam sao sar sas sat sax sia sii sim sio sir sis sit six sma smi smm smo smr sms smt smx soa soi som soo sor sos sot sox sr- sra sri srm sro srr srs srt srx ss- ssa ssi ssm sso ssr sss sst ssx sta sti stm sto str sts stt stx sxi sxm sxs sxt t-x taa tai tam tao tar tas tat tax tia tii tim tio tir tis tit tix tma tmi tmm tmo tmr tms tmt tmx to- toa toi tom too tor tos tot tox tra tri trm tro trr trs trt trx tsa tsi tsm tso tsr tss tst tsx tta tti ttm tto ttr tts ttt ttx txi txs txt xaa xam xar xas xat xia xii xio xis xit xix xma xmi xmm xmo xmr xms xmt xmx xoa xoi xom xoo xor xos xot xox xrt xrx xsa xsi xsm xss xst xti xtm xtr xts xtx xxi xxo xxx