ddd ddf ddi ddl dds dfd dff dfi dfl dfs di- did dif dii dil dis dl- dld dlf dli dll dls dsd dsf dsi dsl dss fdd fdf fdi fdl fds ffd fff ffi ffl ffs fid fif fii fil fis fld flf fli fll fls fsd fsf fsi fsl fss i-d i-f idd idf idi idl ids ifd iff ifi ifl ifs iid iif iii iil iis il- ild ilf ili ill ils is- isd isf isi isl iss ldd ldf ldi ldl lds lfd lff lfi lfl lfs lid lif lii lil lis lld llf lli lll lls lsd lsf lsi lsl lss sdd sdf sdi sdl sds sfd sff sfi sfl sfs sid sif sii sil sis sld slf sli sll sls ss- ssd ssf ssi ssl sss