Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luong va du snippets" » "luong va code snippets", "dung va du snippets", "luong va dau snippets", "luong va su snippets", "luong 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: (((("python using java snippets") or ("luong va du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luong va du snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luong va du snippets ))) or ( locating bug core snippets ))*.