Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh diem cap snippets" » "anh kiem cap snippets", "danh dien cap snippets", "dinh diem cap snippets", "anh diem cau snippets", "anh diem ca snippets", "anh diem can 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: (((("anh diem cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh diem cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh diem cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh diem cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.