Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh di can snippets" » "trinh do can snippets", "trinh dien can snippets", "trinh dinh can snippets", "trinh di san snippets", "trinh di ban snippets", "trinh di cau 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: (((("trinh di 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: (((("trinh di can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh di can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh di can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.