Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong son vo snippets" » "dong son code snippets", "dong von vo snippets", "dong san vo snippets", "hoang son vo snippets", "dong song vo snippets", "dong son va snippets", "dong lon vo snippets"
"python using java snippets" » "python using data 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: (((("dong son vo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dong son vo snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dong son vo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.