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