Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sat duc hoan snippets" » "sat duc hoang snippets", "sat duc hoa snippets", "sat duc toan snippets", "sat muc hoan snippets", "sat dac hoan snippets", "sat tuc 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: (((("python using java snippets") or ("sat duc hoan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("sat duc hoan snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( sat duc hoan snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("sat duc hoan snippets"))) or ("locating bug code snippets"))*.