a-a a-t aaa aaf aam aas aat aau af- afa aff afm afs aft afu ama amf amm ams amt amu as- asa asf asm ass ast asu at- ata atf atm ats att atu au- aua auf aum aus aut faa faf fam fas fat fau ffa fff ffm ffs fft ffu fma fmf fmm fms fmt fmu fsa fsf fsm fss fst fsu fta ftf ftm fts ftt ftu fua fuf fum fus fut fuu m-f maa maf mam mas mat mau mfa mff mfm mfs mft mfu mma mmf mmm mms mmt mmu msa msf msm mss mst msu mta mtf mtm mts mtt mtu mua muf mum mus mut muu saa saf sam sas sat sau sfa sff sfm sfs sft sfu sma smf smm sms smt smu ss- ssa ssf ssm sss sst ssu sta stf stm sts stt stu sua suf sum sus sut suu taa taf tam tas tat tau tfa tff tfm tfs tft tfu tma tmf tmm tms tmt tmu tsa tsf tsm tss tst tsu tta ttf ttm tts ttt ttu tua tuf tum tus tut tuu ua- uaa uaf uam uas uat uau ufa uff ufm ufs uft ufu um- uma umf umm ums umt umu usa usf usm uss ust usu uta utf utm uts utt utu uua uum uus uut uuu