Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"data van hai snippets" » "data phan hai snippets", "dang van hai snippets", "dao van hai snippets", "data van ha snippets", "data van chat snippets", "data van hanh snippets", "data van hai 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: (((("data van hai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data van hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data van hai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data van hai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.