Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran mai cau snippets" » "tran bai cau snippets", "tran hai cau snippets", "tan mai cau snippets", "tran mai chau snippets", "tran mau cau 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: (((("tran mai cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran mai cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran mai cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran mai cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.