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