-ol ddd ddf ddk ddl ddo ddr dds ddt dfd dff dfk dfl dfo dfr dfs dft dkk dkl dko dkr dks dkt dl- dld dlf dlk dll dlo dlr dls dlt dod dof dok dol doo dor dos dot drd drk drl dro drr drs drt dsd dsf dsk dsl dso dsr dss dst dtd dtf dtk dtl dto dtr dts dtt fdd fdf fdk fdl fdo fdr fds fdt ffd fff ffk ffl ffo ffr ffs fft fkf fkk fkl fkt fld flf fll flo flr fls flt fof fok fol foo for fos fot frd frf frk frl fro frr frs frt fsd fsf fsk fsl fso fsr fss fst ftd ftf ftk ftl fto ftr fts ftt k-t kdf kdk kdl kdo kdr kds kdt kfd kff kfo kfs kkk kkl kkr kks kkt kl- kld klf klo klr kls klt kod kof kok kol koo kor kos kot krd krf krk krl kro krr krs krt ksd ksf ksk ksl kso ksr kss kst ktf ktk ktl kto ktr kts ktt ldd ldf ldk ldl ldo ldr lds ldt lfd lff lfk lfl lfo lfr lfs lft lkl lkr lks lkt lld llf llk lll llo llr lls llt lod lof lok lol loo lor los lot lrd lrf lrk lro lrr lrs lrt lsd lsf lsk lsl lso lsr lss lst ltd ltf ltk ltl lto ltr lts ltt odd odf odl odo odr ods odt of- ofd off ofl ofo ofr ofs oft okd okk okl oko okr oks old olf olk oll olo ols olt oo- ood oof ook ool ooo oor oos oot or- ord orf ork orl oro orr ors ort os- osd osf osk osl oso osr oss ost ot- otd otf otk otl oto otr ots ott rdd rdf rdl rdo rdr rds rdt rfd rff rfk rfl rfo rfr rfs rft rkf rkk rko rks rkt rld rlf rll rlo rlr rls rlt rod rof rok rol roo ror ros rot rrd rrf rrk rrl rrr rrs rrt rsd rsf rsk rsl rso rsr rss rst rtd rtf rtk rtl rto rtr rts rtt sdd sdf sdk sdl sdo sdr sds sdt sfd sff sfk sfl sfo sfr sfs sft sk- skd skf skk skl sko skr sks skt sld slf slk sll slo slr sls slt sod sof sok sol soo sor sos sot sr- srd srf srk srl sro srr srs srt ss- ssd ssf ssk ssl sso ssr sss sst std stf stk stl sto str sts stt tdd tdf tdk tdl tdo tdr tds tdt tfd tff tfk tfl tfo tfr tfs tft tkk tkl tko tkr tks tkt tld tlf tlk tll tlo tlr tls tlt to- tod tof tok tol too tor tos tot trd trf trk trl tro trr trs trt tsd tsf tsk tsl tso tsr tss tst ttd ttf ttk ttl tto ttr tts ttt