Perhaps you should try some spelling variations:
"bon cong chuc snippets" » "bon cong thuc snippets", "bon cong cu snippets", "bon cong cua snippets", "bo cong chuc snippets", "ban cong chuc snippets", "bot cong chuc 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: (((("bon cong chuc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bon cong chuc snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bon cong chuc snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bon cong chuc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.