Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"xen tong hoc snippets" » "xen tong code snippets", "men tong hoc snippets", "ben trong hoc snippets", "jen tzong hoc snippets", "xen tuong hoc snippets", "xen trong hoc snippets", "xen tong hop snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing 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: (((("xen tong hoc snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xen tong hoc snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( xen tong hoc snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xen tong hoc snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.