Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh va lu slippers" » "trinh van lu slippers", "trinh vat lu slippers", "trinh ve lu slippers", "trinh va su slippers", "trinh va tu slippers", "trinh va le slippers", "trinh va lu slippery", "trinh va lu grippers"
"locating bug code snippets" » "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: (((("trinh va lu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( trinh va lu slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh va lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.