-ol ddd ddi ddl ddo ddp dds di- did dii dil dio dip dis div dl- dld dli dll dlo dlp dls dlv dod doi dol doo dop dos dov dpd dpi dpl dpo dpp dps dpv dsd dsi dsl dso dsp dss dsv dvd dvi dvl dvp dvs i-d i-v idd idi idl ido idp ids idv iid iii iil iio iip iis il- ild ili ill ilo ilp ils ilv io- iod ioi iol ioo iop ios iov ipd ipi ipl ipo ipp ips ipv is- isd isi isl iso isp iss isv ivd ivi ivl ivo ivp ivs ivv l-p ldd ldi ldl ldo ldp lds ldv lid lii lil lio lip lis liv lld lli lll llo llp lls llv lod loi lol loo lop los lov lpd lpi lpl lpo lpp lps lpv lsd lsi lsl lso lsp lss lsv lvd lvi lvl lvp lvs lvv o-i odd odi odl odo odp ods odv oid oii oil oio oip ois oiv old oli oll olo olp ols oo- ood ooi ool ooo oop oos oov op- opd opi opl opo opp ops opv os- osd osi osl oso osp oss osv ov- ovd ovi ovl ovo ovp ovs ovv p-p pdd pdi pdl pdo pdp pds pdv pid pii pil pio pip pis piv pld pli pll plo plp pls plv pod poi pol poo pop pos pov ppd ppi ppl ppo ppp pps ppv ps- psd psi psl pso psp pss psv pvd pvi pvl pvo pvp pvs pvv sdd sdi sdl sdo sdp sds sdv sid sii sil sio sip sis siv sld sli sll slo slp sls slv sod soi sol soo sop sos sov spd spi spl spo spp sps spv ss- ssd ssi ssl sso ssp sss ssv svd svi svl svo svp svs svv vdd vdi vdl vdo vdp vds vdv vi- vid vii vil vio vip vis viv vl- vld vll vlo vlp vls vlv vod voi vol voo vop vos vov vpd vpi vpl vpo vpp vps vsd vsi vsl vso vsp vss vsv vvi vvo vvs vvv