Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"nhe cac van grippers" » "he cac van grippers", "nghe cao van grippers", "nghe cnc van grippers", "nhe cac dan grippers", "nhe cac van slippers"

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: (((("python using java snippets") OR ("nhe cac van grippers"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( nhe cac van grippers ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("nhe cac van grippers"))) or ("locating bug core snippets"))*.