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"
"hai duong luc snippets" » "dai cuong luc snippets", "hai phong luc snippets", "hai dong luc snippets", "hai duong duc snippets", "hai duong suc snippets", "hai duong luc 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 ("hai duong luc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data java snippets") OR ("hai duong luc snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using data java snippets ) or ( hai duong luc snippets ))) or ( locating bug code snippets ))*.