Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach nao da snippets" » "cach bao da snippets", "cach giao da snippets", "cach noi da snippets", "cach nao de snippets", "cach nam da snippets", "cach nao dang 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: (((("cach nao da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach nao da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach nao da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach nao da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.