Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tu li robot snippets" » "tu voi robot snippets", "tu _ robot snippets", "tu a robot snippets", "tu lai robot snippets", "tu loi robot snippets", "xu li robot snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("tu li robot snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tu li robot snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tu li robot snippets ))) or ( locating bug core snippets ))*.