Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"nom cac dao snippets" » "nam cac dao snippets", "gom cac dao snippets", "ngon cac dao snippets", "nom cac dan snippets", "nom ca dao snippets", "nom cac dai snippets"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"nom cac dao snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( nom cac dao snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("nom cac dao snippets"))) OR ("locating bug core snippets"))*.