Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban chi cho snippets" » "banh chi cho snippets", "bao chi cho snippets", "ban thi cho snippets", "ban choi cho snippets", "ban chinh cho snippets", "ban chim choc 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: (((("ban chi 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: (((("ban chi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban chi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban chi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.