Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dong da tan snippets" » "dong dat tan snippets", "dong dao tan snippets", "dong ha tan snippets", "dong dac tan snippets", "dong dai tan snippets", "dong dap tan snippets", "dong da tan slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dong da tan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dong da tan snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dong da tan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.