Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"co dong van snippets" » "co duong van snippets", "co dang van snippets", "co dong von snippets", "o dong van snippets", "cong dong van snippets", "lao dong van snippets", "co dong van 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("co dong van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co dong van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co dong van snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co dong van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.