Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bang cong de snippets" » "dang cong de snippets", "bang song de snippets", "hang cong de snippets", "bang cong da snippets", "bang cong ve snippets", "bang cong dieu 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: (((("bang cong de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bang cong de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bang cong de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bang cong de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.