Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bot cong hop snippets" » "bo cong hop snippets", "mot cong hop snippets", "bat cong hop snippets", "bot tong hop snippets", "bot cong hoa snippets", "bot cong ho 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 hop 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 hop snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bot cong hop snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bot cong hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.