ddd ddl ddm ddr dds ddu dl- dld dll dlm dlr dls dlu dmd dml dmm dmr dms dmu drd drl drm drr drs dru dsd dsl dsm dsr dss dsu dud dul dum dur dus ldd ldl ldm ldr lds ldu lld lll llm llr lls llu lmd lml lmm lmr lms lmu lrd lrm lrr lrs lru lsd lsl lsm lsr lss lsu lud lul lum lur lus luu m-r mdd mdl mdm mdr mds mdu mld mll mlm mlr mls mlu mmd mml mmm mmr mms mmu mrd mrl mrm mrr mrs mru msd msl msm msr mss msu mud mul mum mur mus muu rdd rdl rdm rdr rds rdu rld rll rlm rlr rls rlu rmd rml rmm rmr rms rrd rrl rrm rrr rrs rru rsd rsl rsm rsr rss rsu rud rum rur rus ruu sdd sdl sdm sdr sds sdu sld sll slm slr sls slu smd sml smm smr sms smu sr- srd srl srm srr srs ss- ssd ssl ssm ssr sss ssu sud sul sum sur sus suu udd udl udm udr uds udu uld ull ulm ulr uls ulu um- umd uml umm umr ums umu ur- urd url urm urr urs uru usd usl usm usr uss usu uum uur uus uuu