a-a a-i a-t aaa aai aao aar aat aax aay ai- aia aii aio air ait aix aiy aoa aoi aoo aor aot aox ar- ara ari aro arr art arx ary at- ata ati ato atr att atx ax- axa axi axo axr axt axx ay- aya ayi ayo ayr ayt ayx ia- iaa iai iao iar iat iia iii iio iir iit iix io- ioa ioi ioo ior iot ir- ira iri iro irr irt irx iry ita iti ito itt itx ity ixi ixy iya iyo iyr iyt iyy o-i oaa oai oao oar oat oax oia oii oio oir oit oo- ooa ooi ooo oor oot oox or- ora ori oro orr ort orx ory ot- ota oti oto otr ott ox- oxa oxi oxo oxt oxx oxy oya oyi oyo ra- raa rai rao rar rat rax ray ria rii rio rir rit rix riy roa roi roo ror rot rox roy rra rri rrr rrt rta rti rto rtr rtt rtx rty rxr ry- rya ryo ryr ryy t-x taa tai tao tar tat tax tay tia tii tio tir tit tix tiy to- toa toi too tor tot tox toy tra tri tro trr trt trx try tta tti tto ttr ttt ttx tty txi txt tya tyo tyr tyt xaa xar xat xia xii xio xit xix xoa xoi xoo xor xot xox xrt xrx xry xti xtr xtx xty xxi xxo xxx xxy xyr xyy yaa yai yao yar yat yax yay yii yio yir yit yoi yoo yor yot yox yoy yra yro yrt yta yto ytr ytt yxa yxy yyt yyy