Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan nuoi do snippets" » "chan nguoi do snippets", "chan nuoi da snippets", "chan nuoc do snippets", "phan nuoi do snippets", "can nuoi do snippets", "nhan nuoi do 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: (((("chan nuoi do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan nuoi do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan nuoi do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan nuoi do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.