ddd ddf ddh ddm dds dfd dff dfh dfm dfs dh- dhd dhf dhh dhm dhs dmd dmf dmh dmm dms dsd dsf dsh dsm dss fdd fdf fdh fdm fds ffd fff ffh ffm ffs fhf fhh fhm fhs fmd fmf fmh fmm fms fsd fsf fsh fsm fss hdd hdf hdh hdm hds hfd hff hfh hfm hfs hhd hhf hhh hhm hhs hmd hmf hmh hmm hms hsd hsf hsh hsm hss m-f mdd mdf mdh mdm mds mfd mff mfh mfm mfs mhd mhf mhh mhm mhs mmd mmf mmh mmm mms msd msf msh msm mss sdd sdf sdh sdm sds sfd sff sfh sfm sfs sh- shd shf shh shm shs smd smf smh smm sms ss- ssd ssf ssh ssm sss