Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nang va du snippets" » "nang va code snippets", "nang van du snippets", "hang va du snippets", "nang ma du snippets", "nang va dau snippets", "nang va su snippets", "nang va tu 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: (((("nang va du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang va du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nang va du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang va du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.