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