Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi cong ke snippets" » "tai cong ke snippets", "thien cong ke snippets", "thi cong de snippets", "thi cong ve snippets", "thi hong ke 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: (((("thi cong ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi cong ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi cong ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi cong ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.