Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong hay du snippets" » "cong hay code snippets", "cong ha du snippets", "cong xay du snippets", "cong hai du snippets", "cong day du snippets", "cong han du snippets", "cong hay cu 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: (((("python using java snippets") or ("cong hay du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cong hay du snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong hay du snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong hay du snippets"))) or ("locating bug core snippets"))*.