Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"shan ty viet snippets" » "shan tay viet snippets", "shan te viet snippets", "shan ly viet snippets", "phan ty viet snippets", "nhan ty viet snippets", "than ty viet snippets", "shan ty viet slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("shan ty viet snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("shan ty viet snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( shan ty viet snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("shan ty viet snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.