Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac phai chu snippets" » "mach phan chu snippets", "tac pham chu snippets", "tac phat chu snippets", "mac hai chu snippets", "mac phai thu snippets", "mac phap chu 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 phai chu 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 phai chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mac phai chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mac phai chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.