a-a a-b a-i aaa aab aad aag aai aan aao aau ab- aba abb abd abg abi abn abo abu ad- ada adb add adg adi adn ado adu ag- aga agb agd agg agi agn ago agu ai- aia aib aid aig aii ain aio aiu an- ana anb and ang ani ann ano anu aoa aob aod aog aoi aon aoo aou au- aua aub aud aug aui aun auo b-u baa bab bad bag bai ban bao bau bba bbb bbd bbg bbi bbn bbo bbu bda bdb bdd bdg bdi bdo bdu bga bgb bgd bgg bgi bgn bgo bgu bi- bia bib bid big bii bin bio biu bna bnb bnd bng bni bnn bno bnu boa bob bod bog boi bon boo bou bua bub bud bug bui bun buo buu daa dab dad dag dai dan dao dau dba dbb dbd dbg dbi dbn dbo dbu dda ddb ddd ddg ddi ddn ddo ddu dga dgd dgg dgi dgn dgu di- dia dib did dig dii din dio diu dna dnb dnd dng dni dnn dno doa dob dod dog doi don doo dou dua dub dud dug dui dun duo g-d gaa gab gad gag gai gan gao gau gba gbd gbg gbi gbn gbo gbu gda gdb gdd gdi gdn gdo gdu gga ggb ggd ggg ggi ggn ggo ggu gia gib gid gig gii gin gio giu gna gnb gnd gni gnn gno gnu goa gob god gog goi gon goo gou gu- gua gub gud gug gui gun guo guu i-d ia- iaa iab iad iag iai ian iao iau iba ibb ibd ibg ibi ibn ibo ibu ida idb idd idg idi idn ido idu iga igb igd igg igi ign igo igu iia iib iid iii iin iio iiu in- ina inb ind ing ini inn ino inu io- ioa iob iod iog ioi ion ioo iou iu- iua iub iud iug iui n-i naa nab nad nag nai nan nao nau nba nbb nbd nbg nbi nbn nbo nbu nda ndb ndd ndg ndi ndn ndo ndu nga ngb ngd ngg ngi ngn ngo ngu nia nib nid nig nii nin nio niu nna nnb nng nni nnn nno nnu no- noa nob nod nog noi non noo nou nua nub nud nug nui nun nuo nuu o-i oaa oab oad oag oai oan oao oau ob- oba obb obd obg obi obn obo obu oda odb odd odg odi odn odo odu oga ogd ogg ogi ogn ogo oia oib oid oii oin oio oiu on- ona onb ond ong oni onn ono onu oo- ooa oob ood oog ooi oon ooo ou- oua oud oui oun ouo ua- uaa uab uad uag uai uan uao uau uba ubb ubg ubi ubn ubo ubu uda udb udd udg udi udn udo udu uga ugb ugg ugi ugn ugo ugu uia uib uid uig uii uin uio uiu un- una unb und ung uni unn uno unu uoa uob uod uog uon uoo uua uug uun uuu