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"
"dai duong van snippets" » "dai cuong van snippets", "hai duong van snippets", "dai luong van snippets", "dai duong va snippets", "dai luong va snippets", "dai dang van snippets", "dai duong 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: (((("using data java snippets") or ("dai duong van snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data java snippets") OR ("dai duong van snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using data java snippets ) or ( dai duong van snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using data java snippets") or ("dai duong van snippets"))) or ("locating bug code snippets"))*.