Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tong cuc den snippets" » "tong cuc code snippets", "trong cuoc den snippets", "thong cua den snippets", "cong chuc den snippets", "tong cuc dien snippets", "tong cuc benh snippets", "tong cuc mien 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: (((("python using java snippets") or ("tong cuc den snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tong cuc den snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tong cuc den snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tong cuc den snippets"))) or ("locating bug core snippets"))*.