Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh tu lenh slippers" » "anh tu lenh slippers", "hanh tu lenh slippers", "doanh thu lenh slippers", "danh tu linh slippers", "danh tu benh slippers", "danh tu len slippers", "danh tu lenh slippery", "danh tu lenh 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: (((("danh tu lenh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh tu lenh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh tu lenh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh tu lenh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.