Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"tu truc da slippers" » "cau truc da slippers", "tu thuoc da slippers", "tu trung da slippers", "tu truc dai slippers", "tu truc dan slippers", "tu truc du slippers", "tu truc da grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("tu truc da slippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu truc da slippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu truc da slippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu truc da slippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.