Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doanh cho do snippets" » "danh cho do snippets", "doanh co do snippets", "doanh cao do snippets", "doanh cho dao snippets", "doanh cho doi snippets", "doanh cho ro 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: (((("python using java snippets") or ("doanh cho do snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doanh cho do snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doanh cho do snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doanh cho do snippets"))) or ("locating bug code snippets"))*.