Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay tinh cho snippets" » "may tinh cho snippets", "cac tinh cho snippets", "ca tinh cho snippets", "cay trinh cho snippets", "cay tinh cao snippets", "cay tinh co 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: (((("cay tinh cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay tinh cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay tinh cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay tinh cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.