ddd ddi ddk ddl dds di- did dii dik dil dis dki dkk dkl dks dl- dld dli dlk dll dls dsd dsi dsk dsl dss i-d idd idi idk idl ids iid iii iil iis iki ikk ikl iks il- ild ili ilk ill ils is- isd isi isk isl iss kdk kdl kds kid kii kik kil kis kki kkk kkl kks kl- kld kli kls ksd ksi ksk ksl kss ldd ldi ldk ldl lds lid lii lik lil lis lkl lks lld lli llk lll lls lsd lsi lsk lsl lss sdd sdi sdk sdl sds sid sii sik sil sis sk- skd ski skk skl sks sld sli slk sll sls ss- ssd ssi ssk ssl sss