Perhaps you should try some spelling variations:
"trinh toan ham snippets" » "tinh toan ham snippets", "thanh toan ham snippets", "trinh han ham snippets", "trinh toan nham snippets", "trinh toan dam snippets", "trinh toan bam snippets", "trinh toan ham slippers"
"trong cac code snippets" » "trong cac cong snippets", "trong cac co snippets", "trong cac che snippets", "trong cac code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

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