Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dong tin vi snippets" » "thong tin vi snippets", "luong tin vi snippets", "dong kinh vi snippets", "dong tinh vi snippets", "dong tin di snippets", "dong tin va 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 ("dong tin vi snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong tin vi snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong tin vi snippets"))) or ("locating bug core snippets"))*.