Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"doan thi lua slippery" » "dan thi lua slippery", "doanh tai lua slippery", "hoang thi lua slippery", "doan thi luan slippery", "doan thi dua slippery", "doan thi cua slippery"

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

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