Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh hau cau snippets" » "danh hau code snippets", "danh dau cau snippets", "danh cau cau snippets", "doanh chau cau snippets", "danh mau cau snippets", "danh hau can snippets", "danh hang cau 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: (((("danh hau cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh hau cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( danh hau cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh hau cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.