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