-ol ddd ddl ddo ddp ddq dds dl- dld dll dlo dlp dls dod dol doo dop doq dos dpd dpl dpo dpp dps dqs dsd dsl dso dsp dsq dss l-p ldd ldl ldo ldp lds lld lll llo llp llq lls lod lol loo lop loq los lpd lpl lpo lpp lps lsd lsl lso lsp lsq lss odd odl odo odp ods old oll olo olp ols oo- ood ool ooo oop oos op- opd opl opo opp opq ops oqo os- osd osl oso osp osq oss p-p pdd pdl pdo pdp pdq pds pld pll plo plp pls pod pol poo pop pos ppd ppl ppo ppp ppq pps pqq pqs ps- psd psl pso psp pss qds qlp qls qoo qop qos qpl qpp qps qqq qsd qsl qso qsp sdd sdl sdo sdp sdq sds sld sll slo slp slq sls sod sol soo sop soq sos spd spl spo spp spq sps sqd sql sqq sqs ss- ssd ssl sso ssp ssq sss