Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"line cho can snippets" » "online cho can snippets", "tinh cho can snippets", "lan cho can snippets", "line cho cac snippets", "line cho phan snippets", "line cho cong 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: (((("line cho 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: (((("line cho can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( line cho can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("line cho can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.