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