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