Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc hoi he snippets" » "phuc hoi he snippets", "thu hoi he snippets", "thuc doi he snippets", "thuc khoi he snippets", "thuc hoi ha snippets", "thuc hoi ve snippets"
"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 hoi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc hoi he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc hoi he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc hoi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.