-al a-a aaa aad aaf aal aas ad- ada add adf adl ads af- afa afd aff afl afs al- ala ald alf all als as- asa asd asf asl ass daa dad daf dal das dda ddd ddf ddl dds dfa dfd dff dfl dfs dl- dla dld dlf dll dls dsa dsd dsf dsl dss faa fad faf fal fas fda fdd fdf fdl fds ffa ffd fff ffl ffs fla fld flf fll fls fsa fsd fsf fsl fss la- laa lad laf lal las lda ldd ldf ldl lds lfa lfd lff lfl lfs lla lld llf lll lls lsa lsd lsf lsl lss saa sad saf sal sas sda sdd sdf sdl sds sfa sfd sff sfl sfs sla sld slf sll sls ss- ssa ssd ssf ssl sss