Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc ki phan snippets" » "hoc ke phan snippets", "hoc vi phan snippets", "hoc bi phan snippets", "hoc ky phan snippets", "hoc kinh phan snippets", "hoc khoi phan 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 ("hoc ki phan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hoc ki phan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hoc ki phan snippets"))) or ("locating bug core snippets"))*.