Perhaps you should try some spelling variations:
"dung co nong snippets" » "dung co code snippets", "dung cho nong snippets", "dung cong nong snippets", "dung cua nong snippets", "dung mo nong snippets", "dung co dong snippets", "dung so nong 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: (((("python using java snippets") or ("dung co nong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dung co nong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dung co nong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dung co nong snippets"))) or ("locating bug core snippets"))*.