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