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