Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap le chan snippets" » "dap le thanh snippets", "dap le khanh snippets", "dap le thang snippets", "dap ve chan snippets", "dao le chan snippets", "dap xe chan snippets"
"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 le chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap le chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap le chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap le chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.