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