Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap khau da snippets" » "nhap khau da snippets", "phap khac da snippets", "phap khang da snippets", "phap khau dan snippets", "phap kham da snippets", "phap khau va 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: (((("phap khau 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: (((("phap khau da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap khau da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap khau da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.