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