Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan than du snippets" » "phan than code snippets", "phan thanh du snippets", "phan tan du snippets", "khan than du snippets", "phan than duc snippets", "phan toan du snippets", "phan han du 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 than du 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 than du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan than du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan than du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.