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