a-a a-i a-t aaa aad aaf aai aak aas aat ad- ada add adf adi adk ads adt af- afa afd aff afi afk afs aft ai- aia aid aif aii aik ais ait aka akd aki akk aks as- asa asd asf asi ask ass ast at- ata atd atf ati ats att daa dad daf dai dak das dat dda ddd ddf ddi ddk dds ddt dfa dfd dff dfi dfk dfs dft di- dia did dif dii dik dis dit dka dki dkk dks dkt dsa dsd dsf dsi dsk dss dst dta dtd dtf dti dtk dts dtt faa fad faf fai fak fas fat fda fdd fdf fdi fdk fds fdt ffa ffd fff ffi ffk ffs fft fia fid fif fii fik fis fit fka fkf fki fkk fkt fsa fsd fsf fsi fsk fss fst fta ftd ftf fti ftk fts ftt i-d i-f ia- iaa iad iaf iai ias iat ida idd idf idi idk ids idt ifa ifd iff ifi ifs ift iia iid iif iii iis iit ika ikf iki ikk iks ikt is- isa isd isf isi isk iss ist ita itd itf iti itk its itt k-t ka- kaa kad kaf kai kak kas kat kda kdf kdk kds kdt kfa kfd kff kfi kfs kia kid kif kii kik kis kit kki kkk kks kkt ksa ksd ksf ksi ksk kss kst kta ktf ktk kts ktt saa sad saf sai sak sas sat sda sdd sdf sdi sdk sds sdt sfa sfd sff sfi sfk sfs sft sia sid sif sii sik sis sit sk- ska skd skf ski skk sks skt ss- ssa ssd ssf ssi ssk sss sst sta std stf sti stk sts stt taa tad taf tai tak tas tat tda tdd tdf tdi tdk tds tdt tfa tfd tff tfi tfk tfs tft tia tid tif tii tik tis tit tka tkk tks tkt tsa tsd tsf tsi tsk tss tst tta ttd ttf tti ttk tts ttt