Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hieu manh mo snippets" » "chieu xanh mo snippets", "hieu nganh mo snippets", "dieu hanh mo snippets", "hieu manh ho snippets", "hieu hanh mo snippets", "hieu hanh mot 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: (((("hieu manh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu manh mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hieu manh mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hieu manh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.