Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac trinh he snippets" » "cac trinh code snippets", "cac tinh he snippets", "lap trinh he snippets", "cac thanh he snippets", "cac trinh han snippets", "cac trinh hoa snippets", "cac trinh ky 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: (((("cac trinh he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac trinh he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cac trinh he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac trinh he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.