Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"do cong vat snippets" » "do dong vat snippets", "do cong va snippets", "do cang vat snippets", "doi cong vat snippets", "do hong vat snippets", "bo cong vat snippets", "do cong vat 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: (((("do cong vat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( do cong vat snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("do cong vat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.