Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"va theo noi snippets" » "va theo doi snippets", "va tho noi snippets", "va theo duoi snippets", "va thep noi snippets", "va thiet noi snippets", "va thuoc noi 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: (((("python using java snippets") or ("va theo noi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("va theo noi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( va theo noi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("va theo noi snippets"))) or ("locating bug code snippets"))*.