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