Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luong hoi va slippers" » "luong hoai va slippers", "duong hoi va slippers", "luong hoa va slippers", "luong hoi va slippery", "luong 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: (((("luong 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: (((("luong hoi va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luong hoi va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luong hoi va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.