-th ddd ddh ddi ddo ddp dds ddt ddx dh- dhd dhh dhi dho dhp dhs dht di- did dih dii dio dip dis dit dix dod doh doi doo dop dos dot dox dpd dph dpi dpo dpp dps dpt dsd dsh dsi dso dsp dss dst dsx dtd dth dti dto dtp dts dtt dtx dxd dxi dxo dxp dxs dxt dxx h-i hdd hdh hdi hdo hdp hds hdt hdx hhd hhh hhi hho hhp hhs hht hid hih hii hio hip his hit hix hod hoh hoi hoo hop hos hot hox hpd hph hpi hpo hpp hps hpt hsd hsh hsi hsp hss hst hsx htd hth hti hto htp hts htt htx hxd i-d idd idh idi ido idp ids idt idx ihd ihh ihi iho ihp ihs iht iid iih iii iio iip iis iit iix io- iod ioh ioi ioo iop ios iot ipd ipi ipo ipp ips ipt ipx is- isd ish isi iso isp iss ist itd ith iti ito itp its itt itx ixi o-i odd odh odi odo odp ods odt ohd ohh ohi oho ohp ohs oht oid oii oio oip ois oit oo- ood ooh ooi ooo oop oos oot oox op- opd oph opi opo opp ops opt opx os- osd osh osi oso osp oss ost osx ot- otd oth oti oto otp ots ott ox- oxi oxo oxt oxx p-p pdd pdh pdi pdo pdp pds pdt pdx phd phi pho php phs pht phx pid pih pii pio pip pis pit pix pod poh poi poo pop pos pot pox ppd pph ppi ppo ppp pps ppt ppx ps- psd psh psi pso psp pss pst psx pt- ptd pth pti pto ptp pts ptt ptx pxs pxt sdd sdh sdi sdo sdp sds sdt sh- shd shh shi sho shp shs sht sid sih sii sio sip sis sit six sod soh soi soo sop sos sot sox spd sph spi spo spp sps spt spx ss- ssd ssh ssi sso ssp sss sst ssx std sth sti sto stp sts stt stx sxi sxs sxt t-x tdd tdh tdi tdo tdp tds tdt tdx th- thd thh thi tho thp ths tht thx tid tih tii tio tip tis tit tix to- tod toh toi too top tos tot tox tpd tph tpi tpo tpp tps tpt tpx tsd tsh tsi tso tsp tss tst tsx ttd tth tti tto ttp tts ttt ttx txi txs txt xdh xdi xds xdt xhd xhp xht xii xio xis xit xix xod xoi xoo xop xos xot xox xpd xpo xpp xps xpt xsi xsp xss xst xti xtp xts xtx xxi xxo xxp xxx