Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap tieu co snippets" » "lac tieu co snippets", "luan tieu co snippets", "lap tu co snippets", "lap lieu co snippets", "lap dieu co snippets", "lap tieu hoa 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: (((("lap tieu co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap tieu co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap tieu co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap tieu co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.