Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"van anh hao snippets" » "van thanh hao snippets", "van minh hao snippets", "tuan anh hao snippets", "van anh ha snippets", "van anh han snippets", "van anh hay snippets", "van anh hao 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 ("van anh hao snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van anh hao snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van anh hao snippets"))) or ("locating bug code snippets"))*.