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