Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tuan anh toc snippets" » "tuan anh code snippets", "tuan anh hoc snippets", "tuan anh doc snippets", "tuan anh thuc snippets", "quan anh toc snippets", "tran anh toc snippets", "luan anh toc 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 toc 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 toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tuan anh toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuan anh toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.