Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach da cu snippets" » "cach dua cu snippets", "cach de cu snippets", "cach ta cu snippets", "cach da cau snippets", "cach dan cu snippets", "cach da cua 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: (((("cach da cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach da cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach da cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach da cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.