-er a-a a-i a-z aaa aad aae aag aai aao aap aar aaz ad- ada add ade adg adi ado adp adr adz aea aed aee aeg aei aeo aep aer aez ag- aga agd age agg agi ago agp agr agz ai- aia aid aie aig aii aio aip air aiz aoa aod aoe aog aoi aoo aop aor ap- apa apd ape apg api apo app apr ar- ara ard are arg ari aro arp arr arz az- aza azd aze azg azi azo azp azz daa dad dae dag dai dao dap dar daz dda ddd dde ddg ddi ddo ddp ddr ddz de- dea ded dee deg dei deo dep der dez dga dgd dge dgg dgi dgp dgr dgz di- dia did die dig dii dio dip dir diz doa dod doe dog doi doo dop dor doz dpa dpd dpe dpg dpi dpo dpp dpr dpz dra drd dre drg dri dro drp drr drz dza dzd dze dzi dzo dzp dzr eaa ead eae eag eai eao eap ear eaz ed- eda edd ede edg edi edo edp edr eea eed eee eeg eeo eep eer ega egd ege egg egi ego egp egr eia eid eie eig eii eio eip eir eo- eoa eod eoe eog eoi eoo eop eor ep- epa epd epe epg epi epo epp epr epz era erd ere erg eri ero erp err erz eze ezo ezr ezz g-d g-p gaa gad gae gag gai gao gap gar gaz gda gdd gde gdi gdo gdp gdr ge- gea ged gee geg gei geo gep ger gez gga ggd ggg ggi ggo ggp ggr ggz gia gid gie gig gii gio gip gir giz goa god goe gog goi goo gop gor goz gpa gpd gpe gpg gpi gpo gpp gpr gpz gra grd gre grg gri gro grp grr gza gzo gzp gzr i-d ia- iaa iad iae iag iai iao iap iar iaz ida idd ide idg idi ido idp idr ie- iea ied iee ieg iei iep ier iga igd ige igg igi igo igp igr iia iid iie iii iio iip iir io- ioa iod ioe iog ioi ioo iop ior ipa ipd ipe ipg ipi ipo ipp ipr ir- ira ird ire irg iri iro irp irr iza ize izi izo izz o-i oaa oad oae oag oai oao oap oar oda odd ode odg odi odo odp odr oea oed oee oeg oei oeo oep oer oga ogd oge ogg ogi ogo ogp oia oid oie oii oio oip oir oiz oo- ooa ood oog ooi ooo oop oor op- opa opd ope opg opi opo opp opr or- ora ord ore org ori oro orp orr orz oza oze ozo ozz p-p paa pad pae pag pai pao pap par paz pda pdd pde pdg pdi pdo pdp pdr pdz pea ped pee peg pei peo pep per pez pga pgd pge pgg pgi pgo pgp pgr pia pid pie pig pii pio pip pir piz poa pod poe pog poi poo pop por poz ppa ppd ppe ppg ppi ppo ppp ppr ppz pra prd pre prg pri pro prp prr prz pzp ra- raa rad rae rag rai rao rap rar raz rda rdd rde rdg rdi rdo rdp rdr re- rea red ree reg rei reo rep rer rez rga rgd rge rgg rgi rgo rgp rgr ria rid rie rig rii rio rip rir riz roa rod roe rog roi roo rop ror roz rpa rpd rpe rpg rpi rpo rpp rpr rpz rra rrd rrg rri rrp rrr rza rze rzo z-g zaa zad zag zai zao zap zar zaz zea zed zee zeo zep zer zez zgg zgi zia zid zie zig zio zip zir ziz zo- zoa zod zoe zog zoi zoo zor zpe zpg zpi zpo zpp zpr zro zrp zzr zzz