a-a a-i a-t aaa aaf aai aak aan aao aat af- afa aff afi afk afn afo aft ai- aia aif aii aik ain aio ait aka aki akk akn ako an- ana anf ani ank ann ano ant aoa aof aoi aok aon aoo aot at- ata atf ati atn ato att faa faf fai fak fan fao fat ffa fff ffi ffk ffn ffo fft fia fif fii fik fin fit fka fkf fki fkk fkt fna fnf fni fnk fnn fnt foa fof foi fok fon foo fot fta ftf fti ftk ftn fto ftt i-f ia- iaa iaf iai ian iao iat ifa iff ifi ifn ifo ift iia iif iii iin iio iit ika ikf iki ikk iko ikt in- ina inf ini ink inn ino int io- ioa iof ioi ion ioo iot ita itf iti itk itn ito itt k-t ka- kaa kaf kai kak kan kao kat kfa kff kfi kfo kia kif kii kik kin kio kit kki kkk kkn kkt kn- kna knf kni knk knn kno knt koa kof koi kok kon koo kot kta ktf ktk ktn kto ktt n-i naa naf nai nak nan nao nat nfa nff nfi nfk nfn nfo nft nia nif nii nik nin nio nit nka nkf nki nkk nkn nko nkt nna nnf nni nnk nnn nno nnt no- noa nof noi nok non noo not nta ntf nti ntk ntn nto ntt o-i oaa oaf oai oak oan oao oat of- ofa off ofi ofn ofo oft oia oif oii oik oin oio oit oka oki okk oko on- ona onf oni onk onn ono ont oo- ooa oof ooi ook oon ooo oot ot- ota otf oti otk otn oto ott taa taf tai tak tan tao tat tfa tff tfi tfk tfn tfo tft tia tif tii tik tin tio tit tka tkk tko tkt tna tnf tni tnk tnn tno tnt to- toa tof toi tok ton too tot tta ttf tti ttk ttn tto ttt