Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu tin ton snippets" » "thuc tin ton snippets", "tu tin ton snippets", "thu hien ton snippets", "thu tin don snippets", "thu tin toi snippets", "thu tinh toan 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: (((("thu tin ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu tin ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu tin ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu tin ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.