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