Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"data cau thep snippets" » "dat cau thep snippets", "da cau thep snippets", "danh cau thep snippets", "data cau theo snippets", "data cau thi snippets", "data cot thep snippets"

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

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