-al -er a-a a-b a-i a-z aaa aab aae aag aai aal aar aau aaz ab- aba abb abe abg abi abl abr abu abz aea aeb aee aeg aei ael aer aeu aez ag- aga agb age agg agi agl agr agu agz ai- aia aib aie aig aii ail air aiu aiz al- ala alb ale alg ali all alr alu alz ar- ara arb are arg ari arl arr aru arz au- aua aub aue aug aui aul aur auz az- aza azb aze azg azi azu azz b-u baa bab bae bag bai bal bar bau baz bba bbb bbe bbg bbi bbl bbr bbu be- bea beb bee beg bei bel ber beu bez bga bgb bge bgg bgi bgl bgr bgu bgz bi- bia bib bie big bii bil bir biu biz bla blb ble blg bli bll blr blu blz bra brb bre brg bri brl brr bru brz bua bub bue bug bui bul bur buu buz bza bze bzr bzu bzz eaa eab eae eag eai eal ear eau eaz eba ebb ebe ebg ebi ebl ebr ebu eea eeb eee eeg eel eer ega egb ege egg egi egl egr egu eia eib eie eig eii eil eir eiu ela elb ele elg eli ell elr elu elz era erb ere erg eri erl err eru erz eu- eua eub eue eug eui eul eur eze ezr ezz gaa gab gae gag gai gal gar gau gaz gba gbe gbg gbi gbl gbr gbu gbz ge- gea geb gee geg gei gel ger geu gez gga ggb ggg ggi ggr ggu ggz gia gib gie gig gii gil gir giu giz gla glb gle glg gli gll glr glu glz gra grb gre grg gri grl grr gru gu- gua gub gue gug gui gul gur guu guz gza gzr gzu ia- iaa iab iae iag iai ial iar iau iaz iba ibb ibe ibg ibi ibl ibr ibu ibz ie- iea iee ieg iei iel ier iga igb ige igg igi igl igr igu iia iib iie iii iil iir iiu il- ila ilb ile ilg ili ill ilr ilu ilz ir- ira irb ire irg iri irl irr iru iu- iua iub iue iug iui iur iuz iza ize izi izu izz la- laa lab lae lag lai lal lar lau laz lba lbb lbe lbg lbi lbl lbr lbu lea leb lee leg lei lel ler leu lez lga lgb lge lgg lgi lgl lgr lgu lia lib lie lig lii lil lir liu liz lla llb lle llg lli lll llr llu llz lra lrb lrg lri lrr lru lrz lua lub lue lug lui lul lur luu luz lzi lzr lzu ra- raa rab rae rag rai ral rar rau raz rba rbb rbe rbg rbi rbl rbr rbu re- rea reb ree reg rei rel rer reu rez rga rgb rge rgg rgi rgr ria rib rie rig rii ril rir riz rla rle rlg rli rll rlr rlu rra rrb rrg rri rrl rrr rru rua rub rue rug rui rur ruu ruz rza rzb rze ua- uaa uab uae uag uai ual uar uau uaz uba ubb ube ubg ubi ubl ubr ubu uea ueb uee ueg uei uel uer uga ugb uge ugg ugi ugl ugr ugu uia uib uie uig uii uil uir uiu ula ulb ule ulg uli ull ulr ulu ur- ura urb ure urg uri url urr uru urz uua uue uug uur uuu uza uzb uzi uzu z-g zaa zab zag zai zar zaz zbb zbl zbr zea zeb zee zel zer zez zgb zgg zgi zia zib zie zig zil zir ziz zla zlr zrl zub zug zui zul zur zuz zzr zzz