Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ben canh cau snippets" » "bien canh cau snippets", "lenh canh cau snippets", "vien canh cau snippets", "ben canh chau snippets", "ben can cau snippets", "ben danh 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: (((("ben canh 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: (((("ben canh cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ben canh cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ben canh cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.