Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"benh so tinh snippets" » "benh sot tinh snippets", "benh co tinh snippets", "benh xo tinh snippets", "benh o tinh snippets", "benh so tin snippets", "benh hoi tinh snippets", "benh so tinh 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: (((("benh so tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("benh so tinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( benh so tinh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("benh so tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.