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