a-a a-i a-t aaa aai aao aap aar aat aax aay ai- aia aii aio aip air ait aix aiy aoa aoi aoo aop aor aot aox ap- apa api apo app apr apt apx apy ar- ara ari aro arp arr art arx ary at- ata ati ato atp atr att atx ax- axa axi axo axp axr axt axx ay- aya ayi ayo ayp ayr ayt ayx ia- iaa iai iao iap iar iat iia iii iio iip iir iit iix io- ioa ioi ioo iop ior iot ipa ipi ipo ipp ipr ipt ipx ipy ir- ira iri iro irp irr irt irx iry ita iti ito itp itt itx ity ixi ixy iya iyo iyr iyt iyy o-i oaa oai oao oap oar oat oax oia oii oio oip oir oit oo- ooa ooi ooo oop oor oot oox op- opa opi opo opp opr opt opx opy or- ora ori oro orp orr ort orx ory ot- ota oti oto otp otr ott ox- oxa oxi oxo oxt oxx oxy oya oyi oyo p-p paa pai pao pap par pat pax pay pia pii pio pip pir pit pix poa poi poo pop por pot pox poy ppa ppi ppo ppp ppr ppt ppx pra pri pro prp prr prt prx pry pt- pta pti pto ptp ptr ptt ptx pty pxr pxt py- pya pyo pyr pyt pyx ra- raa rai rao rap rar rat rax ray ria rii rio rip rir rit rix riy roa roi roo rop ror rot rox roy rpa rpi rpo rpp rpr rpt rpx rra rri rrp rrr rrt rta rti rto rtp rtr rtt rtx rty rxp rxr ry- rya ryo ryr ryy t-x taa tai tao tap tar tat tax tay tia tii tio tip tir tit tix tiy to- toa toi too top tor tot tox toy tpa tpi tpo tpp tpr tpt tpx tra tri tro trp trr trt trx try tta tti tto ttp ttr ttt ttx tty txi txt tya tyo typ tyr tyt xaa xap xar xat xia xii xio xit xix xoa xoi xoo xop xor xot xox xpa xpo xpp xpt xrt xrx xry xti xtp xtr xtx xty xxi xxo xxp xxx xxy xyp xyr xyy yaa yai yao yap yar yat yax yay yii yio yip yir yit yoi yoo yop yor yot yox yoy ypa ypo yra yro yrp yrt yta yto ytp ytr ytt yxa yxy yyt yyy