a-a a-b a-i aaa aab aad aag aai aak aan aao ab- aba abb abd abg abi abk abn abo ad- ada adb add adg adi adk adn ado ag- aga agb agd agg agi agk agn ago ai- aia aib aid aig aii aik ain aio aka akb akd akg aki akk akn ako an- ana anb and ang ani ank ann ano aoa aob aod aog aoi aok aon aoo baa bab bad bag bai bak ban bao bba bbb bbd bbg bbi bbk bbn bbo bda bdb bdd bdg bdi bdk bdo bga bgb bgd bgg bgi bgk bgn bgo bi- bia bib bid big bii bik bin bio bka bkb bkg bkk bkn bko bna bnb bnd bng bni bnk bnn bno boa bob bod bog boi bok bon boo daa dab dad dag dai dak dan dao dba dbb dbd dbg dbi dbk dbn dbo dda ddb ddd ddg ddi ddk ddn ddo dga dgd dgg dgi dgk dgn di- dia dib did dig dii dik din dio dka dkb dkg dki dkk dko dna dnb dnd dng dni dnk dnn dno doa dob dod dog doi dok don doo g-d gaa gab gad gag gai gak gan gao gba gbd gbg gbi gbk gbn gbo gda gdb gdd gdi gdk gdn gdo gga ggb ggd ggg ggi ggn ggo gia gib gid gig gii gik gin gio gka gkb gkd gkn gko gna gnb gnd gni gnn gno goa gob god gog goi gok gon goo i-d ia- iaa iab iad iag iai ian iao iba ibb ibd ibg ibi ibk ibn ibo ida idb idd idg idi idk idn ido iga igb igd igg igi igk ign igo iia iib iid iii iin iio ika ikb iki ikk iko in- ina inb ind ing ini ink inn ino io- ioa iob iod iog ioi ion ioo ka- kaa kab kad kag kai kak kan kao kba kbb kbd kbi kbk kbn kbo kda kdb kdg kdk kdo kga kgb kgd kgi kgo kia kib kid kig kii kik kin kio kkb kki kkk kkn kn- kna knd kng kni knk knn kno koa kob kod kog koi kok kon koo n-i naa nab nad nag nai nak nan nao nba nbb nbd nbg nbi nbk nbn nbo nda ndb ndd ndg ndi ndk ndn ndo nga ngb ngd ngg ngi ngk ngn ngo nia nib nid nig nii nik nin nio nka nki nkk nkn nko nna nnb nng nni nnk nnn nno no- noa nob nod nog noi nok non noo o-i oaa oab oad oag oai oak oan oao ob- oba obb obd obg obi obk obn obo oda odb odd odg odi odn odo oga ogd ogg ogi ogn ogo oia oib oid oii oik oin oio oka okb okd okg oki okk oko on- ona onb ond ong oni onk onn ono oo- ooa oob ood oog ooi ook oon ooo