Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung ninh ve snippets" » "dung vinh ve snippets", "quang ninh ve snippets", "dung dich ve snippets", "dung dinh ve snippets", "dung kinh ve snippets", "dung minh ve 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: (((("dung ninh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ninh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung ninh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ninh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.