Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap du hanh slippers" » "dap dieu hanh slippers", "dap luu hanh slippers", "dap de thanh slippers", "lap du hanh slippers", "day du hanh slippers", "dao du hanh slippers", "dap du hanh slippery", "dap du hanh grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dap du hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap du hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap du hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap du hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.