Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan tan do snippets" » "phan tan code snippets", "phan van do snippets", "phan tap do snippets", "phan lan do snippets", "phan tang do snippets", "phan toan do snippets", "phan tuan do 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: (((("phan tan 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: (((("phan tan do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan tan do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan tan do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.