Perhaps you should try some spelling variations:
"cuong dung cua snippets" » "tuong duong cua snippets", "ung dung cua snippets", "thong dung cua snippets", "cuong dung luan snippets", "cuong dung cho snippets"
"cong dung core snippets" » "cong dong core snippets", "cong luong core snippets", "thong dung core snippets", "cong dung cong snippets", "cong dung co snippets", "cong dung con snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code 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: (((("cong dung core snippets") or ("cuong dung cua snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong dung core snippets") OR ("cuong dung cua snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong dung core snippets ) or ( cuong dung cua snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong dung core snippets") or ("cuong dung cua snippets"))) or ("locating bug code snippets"))*.