Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang co cach snippets" » "dong co cach snippets", "dung co cach snippets", "dang do cach snippets", "dang co cac snippets", "dang co sach snippets", "dang ca cach 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: (((("dang co cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang co cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang co cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang co cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.