Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"thi cong va snippets" » "tai cong va snippets", "thien cong va snippets", "thi dong va snippets", "thi cong ha snippets", "thi cong tac snippets", "thi cong va 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: (((("thi cong va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi cong va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi cong va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi cong va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.