Where can I find out how to read a pattern

I know all the basic crochet stitches but when I try to read a pattern it throws me in to another world .......example: sc in next sc, ch skip next 3,+ skip next [sc,ch-2]; ??????? so lost the pattern keeps coming up with new words SKIP what? am I so dumb I will never understand what a pattern means.

thanks......seriously need help.