Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh tap can snippets" » "doanh tai can snippets", "danh phap can snippets", "han tap can snippets", "danh tap van snippets", "danh tap cac snippets", "danh tac can snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("danh tap can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh tap can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh tap can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh tap can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.