Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"luan anh tri snippets" » "luan danh tri snippets", "tuan anh tri snippets", "lan anh tri snippets", "luan anh thi snippets", "luan anh tai snippets", "luan thanh tri snippets", "luan anh tri 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: (((("luan anh tri snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan anh tri snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan anh tri snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan anh tri snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.