Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets", "locatinhg bug code slippers", "locatinhg bug core snippets"
"python using java snippets" » "python using data snippets", "python using java slippers"
"o huu trac snippets" » "o huu thac snippets", "o hoi trac snippets", "o huu tuan snippets", "so huu trac snippets", "do huu trac snippets", "o huu trac slippers"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("o huu trac snippets") OR ("python using java snippets"))) OR ("locatinhg bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"o huu trac snippets\") OR (\"python using java snippets\"))) OR (\"locatinhg bug code snippets\"))*".
• Removing quotes may allow a broader search: (((( o huu trac snippets ) OR ( python using java snippets ))) OR ( locatinhg bug code snippets ))*.