Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay anh ve snippets" » "cay lanh ve snippets", "cay xanh ve snippets", "cao anh ve snippets", "cay hanh ve snippets", "cay anh va snippets", "cay anh viet 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: (((("cay anh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay anh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay anh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay anh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.