Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran manh tu slippers" » "tran minh tu slippers", "tran thanh tu slippers", "tran van tu slippers", "tran anh tu slippers", "tran danh tu slippers", "tran hanh tu slippers", "tran manh tu slippery", "tran manh 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: (((("tran manh 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: (((("tran manh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran manh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran manh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.