Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh su cau snippets" » "trinh su code snippets", "trinh tu cau snippets", "trinh san cau snippets", "trinh cau cau snippets", "trinh cu cau snippets", "trinh su cao snippets", "trinh su can 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: (((("trinh su 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: (((("trinh su cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trinh su cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh su cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.