Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tim mat chan snippets" » "tim mat can snippets", "tim mau chan snippets", "tim mat chinh snippets", "tim man chan snippets", "tim mach chan snippets", "tien mat chan 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: (((("tim mat chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tim mat chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tim mat chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tim mat chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.