Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"co duong ma snippets" » "con duong ma snippets", "co xuong ma snippets", "co dong ma snippets", "co duong va snippets", "co cuong ma snippets", "co duong manh snippets", "co duong ma slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("co duong ma snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("co duong ma snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( co duong ma snippets ))) or ( locating bug code snippets ))*.