Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh cach da snippets" » "tinh cach da snippets", "minh cac da snippets", "minh chanh da snippets", "minh cach dua snippets", "minh cach de snippets", "minh cach ta 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: (((("minh cach da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh cach da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh cach da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh cach da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.