The problem types you can find here
And, if you look at the Common Core, you will find these problem types listed but called slightly different names.
In my classroom, I use strips of word problems that I cut apart. Then the students stick them into their math journals. Here's my freebie for you. JRU Valentine Word Problems It includes 2 Join Result Unknown word problems.
Another thing I love about CGI is that they encourage you to differentiate your numbers for different students. If a student is at a higher (or lower) level that the majority of the class, you can give them different numbers. So, the freebie includes the numbers I chose, but also blank one where you can write in the numbers you want the students to use.