a-a a-b a-i aaa aab aad aai aan aar aay ab- aba abb abd abi abn abr aby ad- ada adb add adi adn adr ady ai- aia aib aid aii ain air aiy an- ana anb and ani ann anr any ar- ara arb ard ari arn arr ary ay- aya ayd ayi ayn ayr baa bab bad bai ban bar bay bba bbb bbd bbi bbn bbr bby bda bdb bdd bdi bdr bdy bi- bia bib bid bii bin bir biy bna bnb bnd bni bnn bnr bra brb brd bri brn brr bry by- bya byd byi byn byr daa dab dad dai dan dar day dba dbb dbd dbi dbn dbr dby dda ddb ddd ddi ddn ddr ddy di- dia dib did dii din dir diy dna dnb dnd dni dnn dnr dny dra drb drd dri drn drr dry dy- dya dyb dyd dyn dyr dyy i-d ia- iaa iab iad iai ian iar iba ibb ibd ibi ibn ibr iby ida idb idd idi idn idr idy iia iib iid iii iin iir in- ina inb ind ini inn inr iny ir- ira irb ird iri irn irr iry iya iyr iyy n-i naa nab nad nai nan nar nay nba nbb nbd nbi nbn nbr nda ndb ndd ndi ndn ndr ndy nia nib nid nii nin nir nna nnb nni nnn nra nrb nrd nri nrn nrr nry nya nyd nyn nyy ra- raa rab rad rai ran rar ray rba rbb rbd rbi rbn rbr rda rdb rdd rdi rdn rdr rdy ria rib rid rii rin rir riy rna rnb rnd rni rnn rnr rny rra rrb rrd rri rrn rrr ry- rya ryd ryn ryr ryy yaa yab yad yai yan yar yay ybi ybr yby yda ydn ydy yid yii yin yir yna ynd ynn yny yra yrn yyb yyy