clorot clorpt co-opt cocco- cococo cocolo cocool cocto- colcot collo- collop collor coloop color- colpo- coocoo cookoo cookop coolor coolto copro- corrop cortot crocco k-rock k-tool klocko klokoc klokot klopot klotok kokolo kokopo kokoro kokott kololo kolpo- kookoo koopoo kootoo koprol korkor kororo kotoko lloro lo-pro locock lollop lookto looloo loopco loplop lotoko lotorp lotpot lrpprc oclock okollo okpoko olcott ookroo oooooo oporto optoro orrock ortprk ottoor p-rock plocko plplot pocock polloc pollok polpol polpot pookoo poopoo popopo poporo poppop poptop pottok pottop pppppp procol procop procor proct- prokop prolok proto- r-loop rockto rococo rocolo rocoto rokkor rokpol rollot rolock rotolo rotork tktock tookto tootoo topcop topock topolc toppop toprol tororo torpor tortor totopo totoro totrot trollt tropo- troppo trotro