Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"van dan lat snippets" » "van ban lat snippets", "ban dan lat snippets", "van dao lat snippets", "van dan luat snippets", "van dan dat snippets", "van dan lap snippets", "van dan lat 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: (((("van dan lat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van dan lat snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van dan lat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.