Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuon ve chu snippets" » "cuong ve chu snippets", "cuong vo chu snippets", "chuan ve chu snippets", "cuon ve cau snippets", "cuon va chu snippets", "cuon ve che 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: (((("cuon ve 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: (((("cuon ve chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon ve chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon ve chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.