ddd ddi ddl ddm dds ddt di- did dii dil dim dis dit dl- dld dli dll dlm dls dlt dmd dmi dml dmm dms dmt dsd dsi dsl dsm dss dst dtd dti dtl dtm dts dtt i-d idd idi idl idm ids idt iid iii iil iim iis iit il- ild ili ill ilm ils ilt im- imd imi iml imm ims imt is- isd isi isl ism iss ist itd iti itl itm its itt ldd ldi ldl ldm lds ldt lid lii lil lim lis lit lld lli lll llm lls llt lmd lmi lml lmm lms lmt lsd lsi lsl lsm lss lst ltd lti ltl ltm lts ltt mdd mdi mdl mdm mds mdt mi- mid mii mil mim mis mit mld mli mll mlm mls mlt mmd mmi mml mmm mms mmt msd msi msl msm mss mst mtd mti mtl mtm mts mtt sdd sdi sdl sdm sds sdt sid sii sil sim sis sit sld sli sll slm sls slt smd smi sml smm sms smt ss- ssd ssi ssl ssm sss sst std sti stl stm sts stt tdd tdi tdl tdm tds tdt tid tii til tim tis tit tld tli tll tlm tls tlt tmd tmi tml tmm tms tmt tsd tsi tsl tsm tss tst ttd tti ttl ttm tts ttt