Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mong du nam slippers" » "muong du nam slippers", "mong do nam slippers", "song du nam slippers", "mong duc nam slippers", "mong su nam slippers", "mong tu nam slippers", "mong du nam slippery", "mong du nam 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: (((("mong du nam slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mong du nam slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mong du nam slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mong du nam slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.