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