Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi binh he snippets" » "chi minh he snippets", "thi binh he snippets", "thai binh he snippets", "chi benh he snippets", "chi hinh he snippets", "chi tinh he 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: (((("chi binh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi binh he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi binh he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi binh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.