Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"benh hoi cho snippets" » "benh phoi cho snippets", "benh nhoi cho snippets", "benh hoc cho snippets", "benh hoi chu snippets", "benh hoi co 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: (((("benh hoi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("benh hoi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( benh hoi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("benh hoi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.