Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc lu hanh slippers" » "hoc luu hanh slippers", "hoc du hanh slippers", "hoc ly hanh slippers", "hoc lua hanh slippers", "hoc su hanh slippers", "hoc lu hanh slippery", "hoc lu hanh 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: (((("hoc lu hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc lu hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc lu hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.