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