Perhaps you should try some spelling variations:
"dap man tinh snippets" » "dap may tinh snippets", "dap ban tinh snippets", "dap quan tinh snippets", "dap mon tinh snippets", "dap tan tinh snippets", "day manh tinh snippets", "dap man tinh slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "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 man tinh snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap man tinh snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap man tinh snippets ) or ( python using a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap man tinh snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.