Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chau hoa cua snippets" » "cau hoa cua snippets", "chat hoa cua snippets", "chai khoa cua snippets", "chau hoa chat snippets", "chau hoa xuat 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: (((("chau hoa cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chau hoa cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chau hoa cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chau hoa cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.