Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau minh ve snippets" » "cao minh ve snippets", "cau vinh ve snippets", "cau kinh ve snippets", "cau dinh ve snippets", "cau minh va 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: (((("cau minh 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: (((("cau minh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau minh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau minh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.