Perhaps you should try some spelling variations:
"dang phat mo snippets" » "dang nhat mo snippets", "hang phat mo snippets", "nang phat mo snippets", "dang phap mo snippets", "dang pham mo snippets", "dang phan mo snippets"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dang phat mo snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang phat mo snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang phat mo snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang phat mo snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.