Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kho tra chat snippets" » "kho tran chau snippets", "kho tran nhat snippets", "kho hoa chat snippets", "khoe tre chat snippets", "khoa tre chat snippets", "khoa tri chat 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: (((("kho tra chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho tra chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kho tra chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho tra chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.