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