From Craig Hart:
Word App for Android gives multiple search types including anagram and pattern. Use Word App for Android to search for words that can be made from entered letters. Enter the letters or word you wish to search on into the text field. Press the search button to start. A list of words matching the entered text according to search type will start to populate. They are listed along with their Scrabble score. The word list can be sorted alphanumerically, by length or scrabble score. Select the radio button corresponding to the sort type desired.