Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra cuu qua slippers" » "tra cau qua slippers", "trau cua qua slippers", "trua cua qua slippers", "tra cuu quy slippers", "tra cuu cua slippers", "tra cuu qua slippery", "tra cuu qua 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: (((("tra cuu qua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( tra cuu qua slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tra cuu qua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.