Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"van tang thi snippets" » "van thang thi snippets", "van trang thi snippets", "van nang thi snippets", "van dang thi snippets", "van tang tai snippets", "van hoang thi snippets", "van tang thi 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: (((("van tang thi snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van tang thi snippets") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( van tang thi snippets ) or ( using java java snippets ))) or ( locating bug code snippets ))*.