Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc te dan slippers" » "thuc ve dan slippers", "thuc tien dan slippers", "thuc tin dan slippers", "thuc te danh slippers", "thuc tre dan slippers", "thuc ke dan slippers", "thuc te dan slippery", "thuc te dan 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: (((("thuc te dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc te dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc te dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc te dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.