Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan khac son snippets" » "dan khac code snippets", "doan khac son snippets", "dan khai son snippets", "san khac son snippets", "dan khach san snippets", "dan khanh son snippets", "dan thai son 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 ("dan khac son snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dan khac son snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dan khac son snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dan khac son snippets"))) or ("locating bug core snippets"))*.