Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu hoc cho snippets" » "thu hoc code snippets", "tu hoc cho snippets", "thu hoi cho snippets", "tru hoc cho snippets", "thu hoc cao snippets", "thu hoc pho snippets", "thu hoc co 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: (((("thu hoc cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu hoc cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thu hoc cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu hoc cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.