Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lanh hoi cho snippets" » "lanh hai cho snippets", "lanh voi cho snippets", "hanh thoi cho snippets", "lanh hoi chu snippets", "lanh hoi co snippets", "lanh hoc cho 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: (((("lanh 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: (((("lanh hoi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lanh hoi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lanh hoi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.