Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"python using data slippery" » "python using java slippery", "python using sat slippery", "python missing data slippery"
"le dac nhan snippets" » "le cac nhan snippets", "le danh nhan snippets", "le ca nhan snippets", "le dan nhan snippets", "le duc nhan snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using data slippery") or ("le dac nhan snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data slippery") OR ("le dac nhan snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( python using data slippery ) or ( le dac nhan snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data slippery") or ("le dac nhan snippets"))) or ("locating bugs code slippers"))*.