Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ben moi cua snippets" » "ban moi cua snippets", "benh noi cua snippets", "tren moi cua snippets", "ben hoi cua snippets", "ben doi cua snippets", "ben moi quan 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: (((("ben moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ben moi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ben moi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ben moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.