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"
"dan dong quoc snippets" » "dan dang quoc snippets", "dan dong duoc snippets", "dan hoang quoc snippets", "van dong quoc snippets", "dan dung quoc snippets", "dao dong quoc snippets", "dan dong quoc 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 ("dan dong quoc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data java snippets") OR ("dan dong quoc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using data java snippets ) or ( dan dong quoc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using data java snippets") or ("dan dong quoc snippets"))) or ("locating bug code snippets"))*.