Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dap luat cac snippets" » "dap luat code snippets", "phap luat cac snippets", "dan luan cac snippets", "dat luan cac snippets", "dap luat can snippets", "dap luat cau snippets", "dap xuat cac snippets"
"python using java snippets" » "python using data 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 luat cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap luat cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dap luat cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap luat cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.