Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thao cho doi snippets" » "tao cho doi snippets", "thao khoa doi snippets", "chao chao doi snippets", "thao cho moi snippets", "thao cuoc doi snippets", "thao cho tuoi 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: (((("thao cho doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thao cho doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thao cho doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thao cho doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.