Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"cap so robot snippets" » "cap cho robot snippets", "cap tao robot snippets", "cap voi robot snippets", "cap do robot snippets", "dap so robot snippets", "cao so robot snippets"
"locating bug core snippets" » "locating bug code 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: (((("using java code snippets") OR ("cap so robot snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cap so robot snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cap so robot snippets"))) or ("locating bug core snippets"))*.