Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tuan anh cuc snippets" » "tuan anh code snippets", "tuan anh duc snippets", "tuan anh cua snippets", "tuan canh chuc snippets", "quan anh cuc snippets", "tran anh cuc snippets", "luan anh cuc 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: (((("tuan anh cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuan anh cuc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tuan anh cuc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuan anh cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.