-up ddd dde ddl ddp dds ddu ddx de- ded dee del dep des deu dex dl- dld dle dll dlp dls dlu dlx dpd dpe dpl dpp dps dpu dsd dse dsl dsp dss dsu dsx dud due dul dup dus dux dxd dxl dxp dxs dxx ed- edd ede edl edp eds edu edx eed eee eel eep ees eex eld ele ell elp els elu elx ep- epd epe epl epp eps epu epx es- esd ese esl esp ess esu esx eu- eud eue eul eup eus eux ex- exd exe exl exp exs exu exx l-p ldd lde ldl ldp lds ldu led lee lel lep les leu lex lld lle lll llp lls llu lpd lpe lpl lpp lps lpu lpx lsd lse lsl lsp lss lsu lud lue lul lup lus luu lux lxd lxx p-p pdd pde pdl pdp pds pdu pdx ped pee pel pep pes peu pex pld ple pll plp pls plu plx ppd ppe ppl ppp pps ppu ppx ps- psd pse psl psp pss psu psx pud pue pul pup pus puu pxe pxl pxs sdd sde sdl sdp sds sdu se- sed see sel sep ses seu sex sld sle sll slp sls slu slx spd spe spl spp sps spu spx ss- ssd sse ssl ssp sss ssu ssx sud sue sul sup sus suu sux sxl sxs sxu udd ude udl udp uds udu udx ued uee uel uep ues uld ule ull ulp uls ulu up- upd upe upp ups upu upx usd use usl usp uss usu usx uue uus uuu uxu xde xds xed xee xel xep xes xeu xex xld xls xpd xpe xpl xpp xps xsl xsp xss xue xul xup xus xxl xxp xxx