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