Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data danh tu slippers" » "dia danh tu slippers", "dat anh tu slippers", "dai danh tu slippers", "data anh tu slippers", "data hanh tu slippers", "data doanh thu slippers", "data danh tu slippery", "data danh tu grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("data danh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data danh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data danh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data danh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.