Perhaps you should try some spelling variations:
"danh tu chat snippets" » "danh tu code snippets", "anh tu chat snippets", "hanh tu chat snippets", "doanh thu chat snippets", "danh tu phat snippets", "danh tu cham snippets", "danh du chat snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data 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 ("danh tu chat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("danh tu chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( danh tu chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("danh tu chat snippets"))) or ("locating bug core snippets"))*.