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