-er ddd dde ddh ddi ddo ddp ddr dds ddz de- ded dee deh dei deo dep der des dez dh- dhd dhe dhh dhi dho dhp dhr dhs di- did die dih dii dio dip dir dis diz dod doe doh doi doo dop dor dos doz dpd dpe dph dpi dpo dpp dpr dps dpz drd dre dri dro drp drr drs drz dsd dse dsh dsi dso dsp dsr dss dsz dzd dze dzi dzo dzp dzr dzs ed- edd ede edh edi edo edp edr eds eed eee eeo eep eer ees ehd ehe ehh ehi eho ehp ehr ehs eid eie eii eio eip eir eis eo- eod eoe eoh eoi eoo eop eor eos ep- epd epe eph epi epo epp epr eps epz erd ere erh eri ero erp err ers erz es- esd ese esh esi eso esp esr ess eze ezh ezo ezr ezs ezz h-i hdd hde hdh hdi hdo hdp hdr hds hdz he- hed hee heh hei heo hep her hes hez hhd hhe hhh hhi hho hhp hhr hhs hhz hid hie hih hii hio hip hir his hod hoe hoh hoi hoo hop hor hos hpd hpe hph hpi hpo hpp hpr hps hr- hrd hre hrh hri hro hrp hrr hrs hrz hsd hse hsh hsi hsp hsr hss hsz hzd hze hzo hzp hzs i-d idd ide idh idi ido idp idr ids ie- ied iee iei iep ier ies ihd ihe ihh ihi iho ihp ihr ihs iid iie iih iii iio iip iir iis io- iod ioe ioh ioi ioo iop ior ios ipd ipe ipi ipo ipp ipr ips ir- ird ire iri iro irp irr irs is- isd ise ish isi iso isp isr iss ize izh izi izo izz o-i odd ode odh odi odo odp odr ods oed oee oeh oei oeo oep oer oes ohd ohe ohh ohi oho ohp ohr ohs oid oie oii oio oip oir ois oiz oo- ood ooh ooi ooo oop oor oos op- opd ope oph opi opo opp opr ops or- ord ore orh ori oro orp orr ors orz os- osd ose osh osi oso osp osr oss oze ozo ozs ozz p-p pdd pde pdh pdi pdo pdp pdr pds pdz ped pee peh pei peo pep per pes pez phd phe phi pho php phr phs pid pie pih pii pio pip pir pis piz pod poe poh poi poo pop por pos poz ppd ppe pph ppi ppo ppp ppr pps ppz prd pre prh pri pro prp prr prs prz ps- psd pse psh psi pso psp psr pss pzp rdd rde rdh rdi rdo rdp rdr rds re- red ree reh rei reo rep rer res rez rh- rhd rhe rhh rhi rho rhp rhr rhs rid rie rih rii rio rip rir ris riz rod roe roh roi roo rop ror ros roz rpd rpe rph rpi rpo rpp rpr rps rpz rrd rrh rri rrp rrr rrs rsd rse rsh rsi rso rsp rsr rss rze rzo sdd sde sdh sdi sdo sdp sdr sds sdz se- sed see seh sei seo sep ser ses sez sh- shd she shh shi sho shp shr shs sid sie sih sii sio sip sir sis sod soe soh soi soo sop sor sos soz spd spe sph spi spo spp spr sps spz sr- srd sre srh sri sro srp srr srs ss- ssd sse ssh ssi sso ssp ssr sss ssz szd sze szi szp szr zds zed zee zeh zeo zep zer zes zez zhe zhi zho zhr zhs zid zie zio zip zir zis ziz zo- zod zoe zoi zoo zor zos zpe zpi zpo zpp zpr zrh zro zrp zrs zse zsh zsi zsz zzr zzs zzz