Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac chi hoa snippets" » "ca chi hoa snippets", "cac che hoa snippets", "cac thi hoa snippets", "cac chi khoa snippets", "cac chi hoat 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: (((("cac chi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac chi hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac chi hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac chi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.