Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nang van du snippets" » "nang van code snippets", "dang van du snippets", "tang van du snippets", "lang van du snippets", "nang van duy snippets", "nang van dau snippets", "nang van de 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 van 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 van du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nang van du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang van du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.