Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nao phan cac snippets" » "nao phan code snippets", "nam phan cac snippets", "cao phan cac snippets", "nao phai cac snippets", "nao nhan cach snippets", "nao phan dau snippets", "nao phan lap 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: (((("nao phan cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nao phan cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nao phan cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nao phan cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.