Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc han gao snippets" » "hoc phan gao snippets", "hoc hanh gao snippets", "hoc chan gao snippets", "hoc zhan gao snippets", "hoc hat gao snippets", "hoc than giao 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 han gao snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hoc han gao snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hoc han gao snippets"))) or ("locating bug core snippets"))*.