Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cu chi tran slippers" » "cu thi tran slippers", "cu chi toan slippers", "cu thi trang slippers", "cu cho tran slippers", "ca chi tran slippers", "cu chi tran slippery", "cu chi tran 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: (((("cu chi tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu chi tran slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cu chi tran slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu chi tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.