Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"man trinh su snippets" » "man tinh su snippets", "dan trinh su snippets", "van trinh su snippets", "man trinh tu snippets", "man trinh san snippets", "man trinh cau snippets", "man trinh su slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("man trinh su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("man trinh su snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( man trinh su snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("man trinh su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.