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