Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"den tu ngan snippets" » "den vu ngan snippets", "den tu ngay snippets", "den te ngan snippets", "dien tu ngan snippets", "dan tu ngan snippets", "den su ngan snippets", "den tu ngan 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 ("den tu ngan snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( den tu ngan snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("den tu ngan snippets"))) or ("locating bug code snippets"))*.