Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi cong xe snippets" » "tai cong xe snippets", "thien cong xe snippets", "thi cong de snippets", "thi cong ve snippets", "thi cong xay 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 xe 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 xe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi cong xe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi cong xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.