Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bui dung chi snippets" » "bui duong chi snippets", "boi duong chi snippets", "bui quang chi snippets", "bui dung cho snippets", "bui dung thi snippets", "bui dung chien 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: (((("bui dung chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bui dung chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bui dung chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bui dung chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.