Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug code slippers", "lochating bug core snippets"
"python using java snippets" » "python using data snippets", "python using java slippers"
"dao van dan snippets" » "dang van dan snippets", "dao van ban snippets", "dao ban dan snippets", "dao van dao snippets", "dao van dan slippers"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dao van dan snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dao van dan snippets\") OR (\"python using java snippets\"))) OR (\"lochating bug code snippets\"))".
• Removing quotes may allow a broader search: (((( dao van dan snippets ) OR ( python using java snippets ))) OR ( lochating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao van dan snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))*.