Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"su cao long snippets" » "su cao code snippets", "su cao luong snippets", "su cao cong snippets", "su cao dong snippets", "cu cao long snippets", "vu cao long snippets", "su co long snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("su cao long snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("su cao long snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( su cao long snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("su cao long snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.