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