-er -ol -th ddd dde ddh ddi ddl ddo ddp ddr ddt ddx de- ded dee deh dei del deo dep der det dex dh- dhd dhe dhh dhi dhl dho dhp dhr dht di- did die dih dii dil dio dip dir dit dix dl- dld dle dlh dli dll dlo dlp dlr dlt dlx dod doe doh doi dol doo dop dor dot dox dpd dpe dph dpi dpl dpo dpp dpr dpt drd dre dri drl dro drp drr drt drx dtd dte dth dti dtl dto dtp dtr dtt dtx dxd dxi dxl dxo dxp dxr dxt dxx ed- edd ede edh edi edl edo edp edr edt edx eed eee eel eeo eep eer eet eex ehd ehe ehh ehi ehl eho ehp ehr eht eid eie eii eil eio eip eir eit eix eld ele elh eli ell elo elp elr elt elx eo- eod eoe eoh eoi eol eoo eop eor eot ep- epd epe eph epi epl epo epp epr ept epx erd ere erh eri erl ero erp err ert etd ete eth eti etl eto etp etr ett etx ex- exd exe exh exi exl exo exp exr ext exx h-i hdd hde hdh hdi hdl hdo hdp hdr hdt hdx he- hed hee heh hei hel heo hep her het hex hhd hhe hhh hhi hhl hho hhp hhr hht hid hie hih hii hil hio hip hir hit hix hld hle hlh hli hll hlo hlp hlr hlt hlx hod hoe hoh hoi hol hoo hop hor hot hox hpd hpe hph hpi hpl hpo hpp hpr hpt hr- hrd hre hrh hri hrl hro hrp hrr hrt htd hte hth hti htl hto htp htr htt htx hxd hxl i-d idd ide idh idi idl ido idp idr idt idx ie- ied iee iei iel iep ier iet iex ihd ihe ihh ihi ihl iho ihp ihr iht iid iie iih iii iil iio iip iir iit iix il- ild ile ilh ili ill ilo ilp ilr ilt ilx io- iod ioe ioh ioi iol ioo iop ior iot ipd ipe ipi ipl ipo ipp ipr ipt ipx ir- ird ire iri irl iro irp irr irt irx itd ite ith iti itl ito itp itt itx ixe ixi ixl l-p ldd lde ldh ldi ldl ldo ldp ldr ldt led lee leh lei lel leo lep ler let lex lhd lhh lhi lho lhp lhr lht lhx lid lie lih lii lil lio lip lir lit lix lld lle lli lll llo llp llr llt lod loe loh loi lol loo lop lor lot lox lpd lpe lph lpi lpl lpo lpp lpr lpt lpx lrd lrh lri lro lrp lrr lrt ltd lte lth lti ltl lto ltp ltr ltt ltx lxd lxi lxo lxr lxx o-i odd ode odh odi odl odo odp odr odt oed oee oeh oei oel oeo oep oer oet oex ohd ohe ohh ohi ohl oho ohp ohr oht oid oie oii oil oio oip oir oit old ole oli oll olo olp olt oo- ood ooh ooi ool ooo oop oor oot oox op- opd ope oph opi opl opo opp opr opt opx or- ord ore orh ori orl oro orp orr ort orx ot- otd ote oth oti otl oto otp otr ott ox- oxi oxo oxt oxx p-p pdd pde pdh pdi pdl pdo pdp pdr pdt pdx ped pee peh pei pel peo pep per pet pex phd phe phi phl pho php phr pht phx pid pie pih pii pil pio pip pir pit pix pld ple plh pli pll plo plp plr plt plx pod poe poh poi pol poo pop por pot pox ppd ppe pph ppi ppl ppo ppp ppr ppt ppx prd pre prh pri prl pro prp prr prt prx pt- ptd pte pth pti ptl pto ptp ptr ptt ptx pxe pxl pxr pxt rdd rde rdh rdi rdl rdo rdp rdr rdt rdx re- red ree reh rei rel reo rep rer ret rex rh- rhd rhe rhh rhi rhl rho rhp rhr rht rid rie rih rii ril rio rip rir rit rix rld rle rlh rli rll rlo rlp rlr rlt rod roe roh roi rol roo rop ror rot rox rpd rpe rph rpi rpl rpo rpp rpr rpt rpx rrd rrh rri rrl rrp rrr rrt rtd rte rti rtl rto rtp rtr rtt rtx rxp rxr t-x tdd tde tdh tdi tdl tdo tdp tdr tdt tdx te- ted tee teh tei tel teo tep ter tet tex th- thd the thh thi thl tho thp thr tht thx tid tie tih tii til tio tip tir tit tix tld tle tlh tli tll tlo tlp tlr tlt tlx to- tod toe toh toi tol too top tor tot tox tpd tpe tph tpi tpl tpo tpp tpr tpt tpx trd tre trh tri trl tro trp trr trt trx ttd tte tth tti ttl tto ttp ttr ttt ttx txe txi txl txt xde xdh xdi xdr xdt xed xee xel xep xer xet xex xhd xhp xht xie xii xio xit xix xld xli xlr xlt xod xoi xoo xop xor xot xox xpd xpe xpl xpo xpp xpt xrd xrt xrx xti xtp xtr xtx xxi xxl xxo xxp xxx