Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bugs code snippets", "locating bug code slippers"
"python using java slippery" » "python using data slippery"
"cong ca dan snippets" » "cong cua dan snippets", "cong cau dan snippets", "cong cac dan snippets", "cong ca dao snippets"

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

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