-ol ddd ddf ddl ddo ddr dds ddu dfd dff dfl dfo dfr dfs dfu dl- dld dlf dll dlo dlr dls dlu dod dof dol doo dor dos dou drd drl dro drr drs dru dsd dsf dsl dso dsr dss dsu dud duf dul duo dur dus fdd fdf fdl fdo fdr fds fdu ffd fff ffl ffo ffr ffs ffu fld flf fll flo flr fls flu fof fol foo for fos fou frd frf frl fro frr frs fru fsd fsf fsl fso fsr fss fsu fud fuf ful fuo fur fus fuu ldd ldf ldl ldo ldr lds ldu lfd lff lfl lfo lfr lfs lfu lld llf lll llo llr lls llu lod lof lol loo lor los lou lrd lrf lro lrr lrs lru lsd lsf lsl lso lsr lss lsu lud luf lul luo lur lus luu odd odf odl odo odr ods odu of- ofd off ofl ofo ofr ofs ofu old olf oll olo ols olu oo- ood oof ool ooo oor oos or- ord orf orl oro orr ors oru os- osd osf osl oso osr oss osu ou- oud ouf oul ouo our ous rdd rdf rdl rdo rdr rds rdu rfd rff rfl rfo rfr rfs rfu rld rlf rll rlo rlr rls rlu rod rof rol roo ror ros rou rrd rrf rrl rrr rrs rru rsd rsf rsl rso rsr rss rsu rud ruf ruo rur rus ruu sdd sdf sdl sdo sdr sds sdu sfd sff sfl sfo sfr sfs sfu sld slf sll slo slr sls slu sod sof sol soo sor sos sou sr- srd srf srl sro srr srs ss- ssd ssf ssl sso ssr sss ssu sud suf sul suo sur sus suu udd udf udl udo udr uds udu ufd uff ufl ufo ufr ufs ufu uld ulf ull ulo ulr uls ulu uod uol uoo uor uos ur- urd urf url uro urr urs uru usd usf usl uso usr uss usu uur uus uuu