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