Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bot cong chu snippets" » "bo cong chu snippets", "mot cong chu snippets", "bat cong chu snippets", "bot cong chuc snippets", "bot cong chua snippets", "bot cong cu 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: (((("bot cong chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bot cong chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bot cong chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bot cong chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.