Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"xe a robot snippets" » "xe _ robot snippets", "xe tao robot snippets", "xe tay robot snippets", "xe ba robot snippets", "xe o robot snippets", "e a robot 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: (((("python using java snippets") OR ("xe a robot snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( xe a robot snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("xe a robot snippets"))) or ("locating bug core snippets"))*.