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