Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan ky hoi snippets" » "than ky hoi snippets", "toan ly hoi snippets", "toan ke hoi snippets", "toan ky doi snippets", "toan ky hoa snippets", "toan ky hop 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: (((("toan 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: (((("toan ky hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan ky hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan ky hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.