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