Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van cau phi slippers" » "van dau phi slippers", "van hau phi slippers", "van chat phi slippers", "van chau phi slippers", "van cau thi slippers", "van chau phu slippers", "van cau phi slippery", "van cau phi 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: (((("van cau phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van cau phi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van cau phi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cau phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.