Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung danh ve snippets" » "dung doanh ve snippets", "dung dan ve snippets", "dung dang ve snippets", "dung dinh ve snippets", "dung hanh ve snippets", "dung anh 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 danh 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 danh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung danh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung danh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.