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