-er a-a aaa aad aae aag aan aao aar aau ad- ada add ade adg adn ado adr adu aea aed aee aeg aen aeo aer aeu ag- aga agd age agg agn ago agr agu an- ana and ane ang ann ano anr anu aoa aod aoe aog aon aoo aor aou ar- ara ard are arg arn aro arr aru au- aua aud aue aug aun auo aur daa dad dae dag dan dao dar dau dda ddd dde ddg ddn ddo ddr ddu de- dea ded dee deg den deo der deu dga dgd dge dgg dgn dgr dgu dna dnd dne dng dnn dno dnr doa dod doe dog don doo dor dou dra drd dre drg drn dro drr dru dua dud due dug dun duo dur eaa ead eae eag ean eao ear eau ed- eda edd ede edg edn edo edr edu eea eed eee eeg een eeo eer ega egd ege egg egn ego egr egu en- ena end ene eng enn eno enr enu eo- eoa eod eoe eog eon eoo eor eou era erd ere erg ern ero err eru eu- eua eud eue eug eun eur g-d gaa gad gae gag gan gao gar gau gda gdd gde gdn gdo gdr gdu ge- gea ged gee geg gen geo ger geu gga ggd ggg ggn ggo ggr ggu gna gnd gne gnn gno gnr gnu goa god goe gog gon goo gor gou gra grd gre grg grn gro grr gru gu- gua gud gue gug gun guo gur guu naa nad nae nag nan nao nar nau nda ndd nde ndg ndn ndo ndr ndu ne- nea ned nee neg nen neo ner neu nga ngd nge ngg ngn ngo ngu nna nne nng nnn nno nnu no- noa nod noe nog non noo nor nou nra nrd nre nrg nrn nro nrr nru nua nud nue nug nun nuo nur nuu oaa oad oae oag oan oao oar oau oda odd ode odg odn odo odr odu oea oed oee oeg oen oeo oer oga ogd oge ogg ogn ogo on- ona ond one ong onn ono onr onu oo- ooa ood oog oon ooo oor or- ora ord ore org orn oro orr oru ou- oua oud oue oun ouo our ra- raa rad rae rag ran rao rar rau rda rdd rde rdg rdn rdo rdr rdu re- rea red ree reg ren reo rer reu rga rgd rge rgg rgn rgo rgr rna rnd rng rnn rno rnr rnu roa rod roe rog ron roo ror rou rra rrd rrg rrn rrr rru rua rud rue rug run ruo rur ruu ua- uaa uad uae uag uan uao uar uau uda udd ude udg udn udo udr udu uea ued uee ueg uen uer uga uge ugg ugn ugo ugr ugu un- una und une ung unn uno unr unu uoa uod uoe uog uon uoo uor ur- ura urd ure urg urn uro urr uru uua uue uug uun uur uuu