Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hinh toan du snippets" » "tinh toan du snippets", "minh toan du snippets", "thanh toan du snippets", "hinh tran duc snippets", "hinh toan cau 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: (((("hinh toan du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hinh toan du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hinh toan du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hinh toan du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.