Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac pham chi snippets" » "tac pham chi snippets", "mac phai chi snippets", "xac pham chi snippets", "mac pham thi snippets", "mac tham chi snippets", "mac pham chieu 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: (((("mac pham 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: (((("mac pham chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mac pham chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mac pham chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.