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