Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu giai cua snippets" » "cuu giai cua snippets", "chu giao cua snippets", "chon giai cua snippets", "chu gian cua snippets", "chu gia cua snippets", "chu giai ca 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: (((("chu giai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu giai cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu giai cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu giai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.