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