Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh tam ke snippets" » "trinh tai ke snippets", "trinh toan ke snippets", "trinh cham ke snippets", "trinh tac ke snippets", "trinh tam ve 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: (((("trinh tam ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh tam ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh tam ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh tam ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.