From VocabularyShop home page click Select icon > Click the drop down menu > select Type In
An input dialog box pops up. Type in or copy and past in your words then click OK.
Your input will appear in the Source List. Duplicated words, illegal words, words already in your selection will not appear on the Source List. Conjugated verbs may be changed back to their base form. You can move these words to your Study List or Known List just like you do with word from group.