Some at the top of my head
Jebem ti mater (I fuck your mother)
Jebo ti pas mater (May a dog fuck your mother)
Odi u picku materinu (Go to your mothers cunt)
Steram te u tri picke materine (Ill make you go to tri cunts of your mother- with haste)
Bog te jebo (God fucked you)
Jebo sliku svoju (Fuck your own picture)
Jebeni/a + Kretenu, budalo, idiote, debilu, imbecilu (all variations of extremely fucking dumb)
Mollys favourite - Jebo ti Alah mater (Alah will fuck your mother)
Isusa ti Krvavog (Bloody Jesus)
Pedercino (bundle of sticks)
Seljačino neodgojena (Literal translation is unmannered peasant, its used when someone is being an obnoxious cunt)
Tovar (Means ass, as in the animal, derogatory term inland people call dalmatians)
Jel te stislo pičko? (Is your asshole tight you cunt? It means: Are you scared?)
Šupčino (you are an asshole)
Šupak, Šonjo (craven, coward)
Puši kurac (Suck my dick)
Puši kurac jebena pederčino (Suck my dick you fucking bundle of sticks)
Nabijem te na kurac, or Nabijem te for short (I will impale you on my dick)