Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi hoanh bo snippets" » "chi hanh bo snippets", "chi nhanh bo snippets", "thi hanh bo snippets", "chi hoang bao snippets", "chi doanh bao snippets", "chi hoanh son 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 hoanh bo 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 hoanh bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi hoanh bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi hoanh bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.