-er a-a a-b a-i a-z aaa aab aad aae aag aai aan aar aau aaz ab- aba abb abd abe abg abi abn abr abu abz ad- ada adb add ade adg adi adn adr adu adz aea aeb aed aee aeg aei aen aer aeu aez ag- aga agb agd age agg agi agn agr agu agz ai- aia aib aid aie aig aii ain air aiu aiz an- ana anb and ane ang ani ann anr anu anz ar- ara arb ard are arg ari arn arr aru arz au- aua aub aud aue aug aui aun aur auz az- aza azb azd aze azg azi azn azu azz b-u baa bab bad bae bag bai ban bar bau baz bba bbb bbd bbe bbg bbi bbn bbr bbu bda bdb bdd bde bdg bdi bdr bdu bdz be- bea beb bed bee beg bei ben ber beu bez bga bgb bgd bge bgg bgi bgn bgr bgu bgz bi- bia bib bid bie big bii bin bir biu biz bna bnb bnd bne bng bni bnn bnr bnu bnz bra brb brd bre brg bri brn brr bru brz bua bub bud bue bug bui bun bur buu buz bza bzd bze bzn bzr bzu bzz daa dab dad dae dag dai dan dar dau daz dba dbb dbd dbe dbg dbi dbn dbr dbu dbz dda ddb ddd dde ddg ddi ddn ddr ddu ddz de- dea deb ded dee deg dei den der deu dez dga dgd dge dgg dgi dgn dgr dgu dgz di- dia dib did die dig dii din dir diu diz dna dnb dnd dne dng dni dnn dnr dnz dra drb drd dre drg dri drn drr dru drz dua dub dud due dug dui dun dur duz dza dzb dzd dze dzi dzr dzu eaa eab ead eae eag eai ean ear eau eaz eba ebb ebd ebe ebg ebi ebn ebr ebu ed- eda edb edd ede edg edi edn edr edu eea eeb eed eee eeg een eer ega egb egd ege egg egi egn egr egu eia eib eid eie eig eii ein eir eiu en- ena enb end ene eng eni enn enr enu enz era erb erd ere erg eri ern err eru erz eu- eua eub eud eue eug eui eun eur eze ezr ezz g-d gaa gab gad gae gag gai gan gar gau gaz gba gbd gbe gbg gbi gbn gbr gbu gbz gda gdb gdd gde gdi gdn gdr gdu ge- gea geb ged gee geg gei gen ger geu gez gga ggb ggd ggg ggi ggn ggr ggu ggz gia gib gid gie gig gii gin gir giu giz gna gnb gnd gne gni gnn gnr gnu gra grb grd gre grg gri grn grr gru gu- gua gub gud gue gug gui gun gur guu guz gza gzr gzu i-d ia- iaa iab iad iae iag iai ian iar iau iaz iba ibb ibd ibe ibg ibi ibn ibr ibu ibz ida idb idd ide idg idi idn idr idu ie- iea ied iee ieg iei ien ier iga igb igd ige igg igi ign igr igu iia iib iid iie iii iin iir iiu in- ina inb ind ine ing ini inn inr inu ir- ira irb ird ire irg iri irn irr iru iu- iua iub iud iue iug iui iur iuz iza ize izi izu izz n-i naa nab nad nae nag nai nan nar nau naz nba nbb nbd nbe nbg nbi nbn nbr nbu nda ndb ndd nde ndg ndi ndn ndr ndu ne- nea neb ned nee neg nei nen ner neu nez nga ngb ngd nge ngg ngi ngn ngu nia nib nid nie nig nii nin nir niu niz nna nnb nne nng nni nnn nnu nnz nra nrb nrd nre nrg nri nrn nrr nru nrz nua nub nud nue nug nui nun nur nuu nzb nzd nze nzg nzi nzz ra- raa rab rad rae rag rai ran rar rau raz rba rbb rbd rbe rbg rbi rbn rbr rbu rda rdb rdd rde rdg rdi rdn rdr rdu re- rea reb red ree reg rei ren rer reu rez rga rgb rgd rge rgg rgi rgn rgr ria rib rid rie rig rii rin rir riz rna rnb rnd rng rni rnn rnr rnu rnz rra rrb rrd rrg rri rrn rrr rru rua rub rud rue rug rui run rur ruu ruz rza rzb rze ua- uaa uab uad uae uag uai uan uar uau uaz uba ubb ube ubg ubi ubn ubr ubu uda udb udd ude udg udi udn udr udu uea ueb ued uee ueg uei uen uer uga ugb uge ugg ugi ugn ugr ugu uia uib uid uie uig uii uin uir uiu un- una unb und une ung uni unn unr unu ur- ura urb urd ure urg uri urn urr uru urz uua uue uug uun uur uuu uza uzb uzi uzu z-g zaa zab zad zag zai zan zar zaz zbb zbr zea zeb zed zee zen zer zez zgb zgg zgi zia zib zid zie zig zin zir ziz znd zne znn zub zud zug zui zun zur zuz zzr zzz