Perhaps you should try some spelling variations:
"dang su chon snippets" » "dang su code snippets", "dang su choi snippets", "dang tu chon snippets", "dang lua chon snippets", "dan su chon snippets", "dung su chon snippets", "dong su chon snippets"
"locating bug core snippets" » "locating bug code 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: (((("dang su chon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang su chon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang su chon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang su chon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.