Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luong cac mn slippers" » "luong cuoc mn slippers", "luong va mn slippers", "luong tai mn slippers", "luong cac mon slippers", "luong cac mn slippery", "luong cac mn 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: (((("luong cac mn slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luong cac mn slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luong cac mn slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luong cac mn slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.