-up ddd dde ddi ddo ddp dds ddt ddu ddx de- ded dee dei deo dep des det deu dex di- did die dii dio dip dis dit diu dix dod doe doi doo dop dos dot dou dox dpd dpe dpi dpo dpp dps dpt dpu dsd dse dsi dso dsp dss dst dsu dsx dtd dte dti dto dtp dts dtt dtu dtx dud due dui duo dup dus dut dux dxd dxi dxo dxp dxs dxt dxx ed- edd ede edi edo edp eds edt edu edx eed eee eeo eep ees eet eex eid eie eii eio eip eis eit eiu eix eo- eod eoe eoi eoo eop eos eot eou ep- epd epe epi epo epp eps ept epu epx es- esd ese esi eso esp ess est esu esx etd ete eti eto etp ets ett etu etx eu- eud eue eui eup eus eut eux ex- exd exe exi exo exp exs ext exu exx i-d idd ide idi ido idp ids idt idu idx ie- ied iee iei iep ies iet iex iid iie iii iio iip iis iit iiu iix io- iod ioe ioi ioo iop ios iot iou ipd ipe ipi ipo ipp ips ipt ipu ipx is- isd ise isi iso isp iss ist isu itd ite iti ito itp its itt itu itx iu- iud iue iui iup ius iut ixe ixi o-i odd ode odi odo odp ods odt odu oed oee oei oeo oep oes oet oex oid oie oii oio oip ois oit oiu oo- ood ooi ooo oop oos oot oox op- opd ope opi opo opp ops opt opx os- osd ose osi oso osp oss ost osu osx ot- otd ote oti oto otp ots ott otu ou- oud oue oui ouo oup ous out ox- oxi oxo oxt oxx p-p pdd pde pdi pdo pdp pds pdt pdu pdx ped pee pei peo pep pes pet peu pex pid pie pii pio pip pis pit piu pix pod poe poi poo pop pos pot pou pox ppd ppe ppi ppo ppp pps ppt ppu ppx ps- psd pse psi pso psp pss pst psu psx pt- ptd pte pti pto ptp pts ptt ptu ptx pud pue pui pup pus put puu pxe pxs pxt sdd sde sdi sdo sdp sds sdt sdu se- sed see sei seo sep ses set seu sex sid sie sii sio sip sis sit siu six sod soe soi soo sop sos sot sou sox spd spe spi spo spp sps spt spu spx ss- ssd sse ssi sso ssp sss sst ssu ssx std ste sti sto stp sts stt stu stx sud sue sui suo sup sus sut suu sux sxi sxs sxt sxu t-x tdd tde tdi tdo tdp tds tdt tdu tdx te- ted tee tei teo tep tes tet teu tex tid tie tii tio tip tis tit tiu tix to- tod toe toi too top tos tot tou tox tpd tpe tpi tpo tpp tps tpt tpu tpx tsd tse tsi tso tsp tss tst tsu tsx ttd tte tti tto ttp tts ttt ttu ttx tud tue tui tuo tup tus tut tuu tux txe txi txs txt txu udd ude udi udo udp uds udt udu udx ued uee uei uep ues uet uid uie uii uio uip uis uit uiu uod uoe uoo uop uos uot uox up- upd upe upi upo upp ups upt upu upx usd use usi uso usp uss ust usu usx utd ute uti uto utp uts utt utu utx uue uus uut uuu uxo uxt uxu xde xdi xds xdt xed xee xep xes xet xeu xex xie xii xio xis xit xiu xix xod xoi xoo xop xos xot xox xpd xpe xpo xpp xps xpt xsi xsp xss xst xti xtp xts xtx xue xui xup xus xxi xxo xxp xxx