Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc danh ke snippets" » "chuc nganh ke snippets", "thuc hanh ke snippets", "chuc nang ke snippets", "chuc dan ke snippets", "chuc danh kien snippets", "chuc doanh ket 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: (((("chuc danh ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc danh ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc danh ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc danh ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.