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