Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh sai da snippets" » "trinh tai da snippets", "trinh san da snippets", "trinh dai da snippets", "trinh si da snippets", "trinh ai da snippets", "trinh bai da 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 sai da 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 sai da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh sai da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh sai da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.