Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lon tren can snippets" » "lop tren can snippets", "son tren can snippets", "dong tren can snippets", "lon tre can snippets", "lon tren ca snippets", "lon tren cay snippets"
"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: (((("lon tren can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lon tren can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lon tren can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lon tren can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.