a-a a-b aaa aab aad aae aaf aag aah aam aan aao aau ab- aba abb abd abe abf abg abh abm abn abo abu ad- ada adb add ade adf adg adh adm adn ado adu aea aeb aed aee aef aeg aeh aem aen aeo aeu af- afa afb afd afe aff afg afh afm afn afo afu ag- aga agb agd age agf agg agh agm agn ago agu aha ahb ahd ahe ahf ahg ahh ahm ahn aho ahu ama amb amd ame amf amg amh amm amn amo amu an- ana anb and ane anf ang anh anm ann ano anu aoa aob aod aoe aof aog aoh aom aon aoo aou au- aua aub aud aue auf aug auh aum aun auo b-u baa bab bad bae baf bag bah bam ban bao bau bba bbb bbd bbe bbf bbg bbh bbm bbn bbo bbu bda bdb bdd bde bdf bdg bdh bdm bdo bdu be- bea beb bed bee bef beg beh bem ben beo beu bfa bfb bfd bfe bff bfg bfh bfm bfn bfo bfu bga bgb bgd bge bgf bgg bgh bgm bgn bgo bgu bha bhb bhd bhe bhf bhg bhh bhm bho bhu bma bmb bmd bme bmf bmg bmh bmm bmn bmo bmu bna bnb bnd bne bnf bng bnn bno bnu boa bob bod boe bof bog boh bom bon boo bou bua bub bud bue buf bug buh bum bun buo buu daa dab dad dae daf dag dah dam dan dao dau dba dbb dbd dbe dbf dbg dbh dbm dbn dbo dbu dda ddb ddd dde ddf ddg ddh ddm ddn ddo ddu de- dea deb ded dee def deg deh dem den deo deu dfa dfb dfd dfe dff dfg dfh dfm dfn dfo dfu dga dgd dge dgf dgg dgh dgm dgn dgu dh- dha dhb dhd dhe dhf dhh dhm dho dhu dma dmb dmd dme dmf dmg dmh dmm dmn dmo dmu dna dnb dnd dne dnf dng dnh dnm dnn dno doa dob dod doe dof dog doh dom don doo dou dua dub dud due duf dug duh dum dun duo eaa eab ead eae eaf eag eah eam ean eao eau eba ebb ebd ebe ebf ebg ebh ebm ebn ebo ebu ed- eda edb edd ede edf edg edh edm edn edo edu eea eeb eed eee eef eeg eem een eeo ef- efa efb efd efe eff efg efh efm efo ega egb egd ege egf egg egh egm egn ego egu eha ehb ehd ehe ehf ehg ehh ehm ehn eho ehu em- ema emb emd eme emf emg emh emm emn emo emu en- ena enb end ene enf eng enh enm enn eno enu eo- eoa eob eod eoe eof eog eoh eom eon eoo eou eu- eua eub eud eue euf eug eun faa fab fad fae faf fag fah fam fan fao fau fba fbb fbd fbe fbf fbg fbh fbm fbn fbo fbu fda fdb fdd fde fdf fdg fdh fdm fdn fdo fdu fea feb fed fee fef feg feh fem fen feo feu ffa ffd ffe fff ffg ffh ffm ffn ffo ffu fga fgb fgd fge fgf fgg fgh fgm fgn fha fhb fhe fhf fhg fhh fhm fhn fho fma fmb fmd fme fmf fmg fmh fmm fmn fmo fmu fna fnb fnd fne fnf fng fnh fnm fnn fnu foa fob foe fof fog foh fom fon foo fou fua fub fud fue fuf fug fum fun fuo fuu g-d gaa gab gad gae gaf gag gah gam gan gao gau gba gbd gbe gbf gbg gbh gbm gbn gbo gbu gda gdb gdd gde gdf gdh gdm gdn gdo gdu ge- gea geb ged gee gef geg geh gem gen geo geu gfa gfb gfd gfe gff gfh gfm gfo gga ggb ggd ggg ggh ggm ggn ggo ggu gha ghb ghd ghe ghg ghh ghn gho gma gmb gmd gme gmf gmg gmh gmm gmn gmo gna gnb gnd gne gnf gnm gnn gno gnu goa gob god goe gof gog goh gom gon goo gou gu- gua gub gud gue guf gug gum gun guo guu haa hab had hae haf hag hah ham han hao hau hba hbb hbd hbe hbf hbg hbh hbm hbn hbo hbu hda hdb hdd hde hdf hdg hdh hdm hdn hdo hdu he- hea heb hed hee hef heg heh hem hen heo heu hfa hfb hfd hfe hff hfg hfh hfm hfn hfo hfu hga hgb hge hgf hgg hgh hgm hgn hgo hgu hha hhb hhd hhe hhf hhg hhh hhm hhn hho hhu hma hmb hmd hme hmf hmg hmh hmm hmo hmu hna hnb hnd hne hnf hng hnh hnn hno hnu hoa hob hod hoe hof hog hoh hom hon hoo hou hua hub hud hue huf hug huh hum hun huo huu m-f m-o maa mab mad mae maf mag mah mam man mao mau mba mbb mbd mbe mbf mbg mbh mbm mbo mbu mda mdb mdd mde mdf mdg mdh mdm mdn mdo mdu mea meb med mee mef meg meh mem men meo meu mfa mfb mfd mfe mff mfg mfh mfm mfn mfo mfu mga mgb mgd mge mgf mgh mgm mgn mgo mgu mha mhd mhf mhg mhh mhm mhn mho mhu mma mmb mmd mme mmf mmg mmh mmm mmn mmo mmu mna mnb mne mnf mng mnm mnn mno mnu moa mob mod moe mof mog moh mom mon moo mou mua mub mud mue muf mug muh mum mun muu naa nab nad nae naf nag nah nam nan nao nau nba nbb nbd nbe nbf nbg nbm nbn nbo nbu nda ndb ndd nde ndf ndg ndh ndm ndn ndo ndu ne- nea neb ned nee nef neg neh nem nen neo neu nfa nfb nfd nfe nff nfn nfo nfu nga ngb ngd nge ngf ngg ngh