a-a a-b a-i aaa aab aad aah aai aan aar ab- aba abb abd abh abi abn abr ad- ada adb add adh adi adn adr aha ahb ahd ahh ahi ahn ahr ai- aia aib aid aih aii ain air an- ana anb and anh ani ann anr ar- ara arb ard arh ari arn arr baa bab bad bah bai ban bar bba bbb bbd bbh bbi bbn bbr bda bdb bdd bdh bdi bdr bha bhb bhd bhh bhi bhr bi- bia bib bid bih bii bin bir bna bnb bnd bni bnn bnr bra brb brd brh bri brn brr daa dab dad dah dai dan dar dba dbb dbd dbh dbi dbn dbr dda ddb ddd ddh ddi ddn ddr dh- dha dhb dhd dhh dhi dhr di- dia dib did dih dii din dir dna dnb dnd dnh dni dnn dnr dra drb drd dri drn drr h-i haa hab had hah hai han har hba hbb hbd hbh hbi hbn hbr hda hdb hdd hdh hdi hdn hdr hha hhb hhd hhh hhi hhn hhr hia hib hid hih hii hin hir hna hnb hnd hnh hnn hr- hra hrb hrd hrh hri hrn hrr i-d ia- iaa iab iad iah iai ian iar iba ibb ibd ibh ibi ibn ibr ida idb idd idh idi idn idr iha ihb ihd ihh ihi ihn ihr iia iib iid iih iii iin iir in- ina inb ind inh ini inn inr ir- ira irb ird iri irn irr n-i naa nab nad nah nai nan nar nba nbb nbd nbi nbn nbr nda ndb ndd ndh ndi ndn ndr nha nhb nhd nhh nhi nhn nhr nia nib nid nih nii nin nir nna nnb nnh nni nnn nra nrb nrd nri nrn nrr ra- raa rab rad rah rai ran rar rba rbb rbd rbh rbi rbn rbr rda rdb rdd rdh rdi rdn rdr rh- rha rhb rhd rhh rhi rhn rhr ria rib rid rih rii rin rir rna rnb rnd rnh rni rnn rnr rra rrb rrd rrh rri rrn rrr