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