Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cot dat anh snippets" » "cot hat anh snippets", "coc dat anh snippets", "chon dat anh snippets", "cot sat anh snippets", "cot dat khanh snippets", "cot nhat anh 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 ("cot dat anh snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cot dat anh snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cot dat anh snippets"))) or ("locating bug core snippets"))*.