a-a aaa aad aaf aam aan aao aar aau ad- ada add adf adm adn ado adr adu af- afa afd aff afm afn afo afr afu ama amd amf amm amn amo amr amu an- ana and anf anm ann ano anr anu aoa aod aof aom aon aoo aor aou ar- ara ard arf arm arn aro arr aru au- aua aud auf aum aun auo aur daa dad daf dam dan dao dar dau dda ddd ddf ddm ddn ddo ddr ddu dfa dfd dff dfm dfn dfo dfr dfu dma dmd dmf dmm dmn dmo dmr dmu dna dnd dnf dnm dnn dno dnr doa dod dof dom don doo dor dou dra drd drm drn dro drr dru dua dud duf dum dun duo dur faa fad faf fam fan fao far fau fda fdd fdf fdm fdn fdo fdr fdu ffa ffd fff ffm ffn ffo ffr ffu fma fmd fmf fmm fmn fmo fmr fmu fna fnd fnf fnm fnn fnr fnu foa fof fom fon foo for fou fra frd frf frm frn fro frr fru fua fud fuf fum fun fuo fur fuu m-f m-o m-r maa mad maf mam man mao mar mau mda mdd mdf mdm mdn mdo mdr mdu mfa mfd mff mfm mfn mfo mfr mfu mma mmd mmf mmm mmn mmo mmr mmu mna mnf mnm mnn mno mnr mnu moa mod mof mom mon moo mor mou mra mrd mrf mrm mrn mro mrr mru mua mud muf mum mun mur muu naa nad naf nam nan nao nar nau nda ndd ndf ndm ndn ndo ndr ndu nfa nfd nff nfn nfo nfr nfu nma nmd nmm nmn nmo nmr nmu nna nnf nnm nnn nno nnu no- noa nod nof nom non noo nor nou nra nrd nrf nrm nrn nro nrr nru nua nud num nun nuo nur nuu oaa oad oaf oam oan oao oar oau oda odd odf odm odn odo odr odu of- ofa ofd off ofm ofn ofo ofr ofu om- oma omd omf omm omn omo omr omu on- ona ond onf onn ono onr onu oo- ooa ood oof oom oon ooo oor or- ora ord orf orm orn oro orr oru ou- oua oud ouf oum oun ouo our ra- raa rad raf ram ran rao rar rau rda rdd rdf rdm rdn rdo rdr rdu rfa rfd rff rfm rfn rfo rfr rfu rma rmd rmf rmm rmn rmo rmr rna rnd rnm rnn rno rnr rnu roa rod rof rom ron roo ror rou rra rrd rrf rrm rrn rrr rru rua rud ruf rum run ruo rur ruu ua- uaa uad uaf uam uan uao uar uau uda udd udf udm udn udo udr udu ufa ufd uff ufm ufn ufo ufr ufu um- uma umd umf umm umn umo umr umu un- una und unf unm unn uno unr unu uoa uod uom uon uoo uor ur- ura urd urf urm urn uro urr uru uua uum uun uur uuu