Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than ky hoi snippets" » "than ky doi snippets", "than ky hoa snippets", "than ky hop snippets", "thanh ky hoi snippets", "phan ky hoi snippets", "tran ky hoi 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: (((("than ky hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than ky hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than ky hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than ky hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.