Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thanh do te snippets" » "thanh pho te snippets", "thanh hoa te snippets", "thanh loi te snippets", "thanh do ke snippets", "thanh do le snippets", "thanh do tu 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: (((("thanh do te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh do te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh do te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh do te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.