Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai thuc can snippets" » "dan thuc can snippets", "dai thu can snippets", "dai thua can snippets", "dai thuc chan snippets", "dai thuc dan snippets", "dai thuc van 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 ("dai thuc can snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dai thuc can snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dai thuc can snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dai thuc can snippets"))) or ("locating bug code snippets"))*.