Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu cong cua snippets" » "chuc cong cua snippets", "chup cong cua snippets", "thu cong cua snippets", "chu cong cu snippets", "chu dong cua snippets", "chu huong cua 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 cong 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 cong cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu cong cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu cong cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.