Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"den trinh co snippets" » "den trinh code snippets", "den tinh co snippets", "dan trinh co snippets", "tien trinh co snippets", "den trinh do snippets", "den trinh cong snippets", "den trinh hoa 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: (((("den trinh co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den trinh co snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( den trinh co snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den trinh co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.