Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc su doan snippets" » "phuc su doan snippets", "chuc nu doan snippets", "chun su doan snippets", "chuc su doanh snippets", "chuc du doan snippets", "chuc su hoan 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: (((("chuc su doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc su doan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc su doan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc su doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.