Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh kiem ve snippets" » "anh kien ve snippets", "khanh kiem ve snippets", "nganh kiem ve snippets", "anh kiem va snippets", "anh kiem ke snippets", "anh kiem van 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 kiem ve 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 kiem ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh kiem ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh kiem ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.