Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cao danh cau snippets" » "cao danh code snippets", "cao dang cau snippets", "cao anh cau snippets", "cau danh cau snippets", "cao danh dau snippets", "cao danh ca snippets", "cao danh hau 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: (((("cao danh 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: (((("cao danh cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cao danh cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cao danh cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.