Perhaps you should try some spelling variations:
"hoang hai trinh snippets" » "hang hai trinh snippets", "hoang nham trinh snippets", "hoang thi trinh snippets", "hoang hanh trinh snippets", "hoang thai thinh snippets", "hoang lap trinh snippets", "hoang hai trinh slippers"
"dung va java snippets" » "dung java java snippets", "dung va 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: (((("hoang hai trinh snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoang hai trinh snippets") OR ("dung va java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang hai trinh snippets ) or ( dung va java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang hai trinh snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))*.