Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ho thiet den snippets" » "ho thiet de snippets", "ho nhiet dien snippets", "ho thiet ke snippets", "hoc thiet den snippets", "hoa thiet den snippets", "so thiet den 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: (((("ho thiet den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ho thiet den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ho thiet den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ho thiet den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.