Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"mai cua dao snippets" » "dai cua dao snippets", "hai cua dao snippets", "lai cua dao snippets", "mai ca dao snippets", "mai cua dan snippets", "mai cua 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 (\"mai cua dao snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( mai cua dao snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("mai cua dao snippets"))) OR ("locating bug core snippets"))*.