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