Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc mot cay snippets" » "duc mo cay snippets", "tuc mot cay snippets", "dung mot cay snippets", "duc mot cai snippets", "duc mot cach snippets", "duc trot 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: (((("duc mot cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc mot cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc mot cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc mot cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.