Perhaps you should try some spelling variations:
"nhat trinh java snippets" » "thuat trinh java snippets", "nhat minh java snippets", "nhat trang java snippets", "nhat trinh java slippers"
"python using _ snippets" » "python using _ slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 _ snippets") or ("nhat trinh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using _ snippets") OR ("nhat trinh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using _ snippets ) or ( nhat trinh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using _ snippets") or ("nhat trinh java snippets"))) or ("locating bug code snippets"))*.