llll lloo llps lo-v loll lolo lols lool loop loos lopp lops loso losp loss lovo lppl lpss lspl lsso lssp lvov lvsv ollo olos olov oolo oooo ooos oops opls opo- opos oppo opps oslo osoo osos osov osso ovo- ovol ovoo ovpp ploo plop plos plov plpp plss poll polo pols pool poop poos pop- popo popp pops poso poss povl povo povs pplo ppos pppo pppp ppps ppss psol psos psov pspp psps psso pvlv s-os sllp sloo slop slos slpp slps soll solo solp sols solv sool soop soos sopo sopp sops soso soss sosv sovo sovs splo splp spls spoo spop spos spps spso spsp spss sslp ssop sspl sspo ssps ssss ssvp vlos voll volo volp vols vool voso voss vplp vsop vssl vvvv