Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat de tro slippers" » "nhat ve tro slippers", "nhat le tro slippers", "chat deo tro slippers", "nhat de tro slippery", "nhat de tro 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: (((("nhat de tro slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat de tro slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat de tro slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat de tro slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.