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