Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phi van tri snippets" » "phi san tri snippets", "thi van tri snippets", "phi va tri snippets", "phi van tai snippets", "phi van thi snippets", "phi van toi snippets", "phi van 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phi van tri snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phi van tri snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phi van tri snippets"))) or ("locating bug code snippets"))*.