ddd ddf ddi ddo dds ddu dfd dff dfi dfo dfs dfu di- did dif dii dio dis diu dod dof doi doo dos dou dsd dsf dsi dso dss dsu dud duf dui duo dus fdd fdf fdi fdo fds fdu ffd fff ffi ffo ffs ffu fid fif fii fis fiu fof foi foo fos fou fsd fsf fsi fso fss fsu fud fuf fui fuo fus fuu i-d i-f idd idf idi ido ids idu ifd iff ifi ifo ifs ifu iid iif iii iio iis iiu io- iod iof ioi ioo ios iou is- isd isf isi iso iss isu iu- iud iui ius o-i odd odf odi odo ods odu of- ofd off ofi ofo ofs ofu oid oif oii oio ois oiu oo- ood oof ooi ooo oos os- osd osf osi oso oss osu ou- oud ouf oui ouo ous sdd sdf sdi sdo sds sdu sfd sff sfi sfo sfs sfu sid sif sii sio sis siu sod sof soi soo sos sou ss- ssd ssf ssi sso sss ssu sud suf sui suo sus suu udd udf udi udo uds udu ufd uff ufi ufo ufs ufu uid uif uii uio uis uiu uod uoo uos usd usf usi uso uss usu uus uuu