Perhaps you should try some spelling variations:
"hoang dung cac snippets" » "hoang tung cac snippets", "thong dung cac snippets", "quang dung cac snippets", "hoang luong cac snippets", "hoang dung cho snippets", "hoang dung tai snippets"
"hoang vuong cac snippets" » "hoang luong cac snippets", "hoang cuong cac snippets", "hoang duong cac 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: (((("hoang dung cac snippets") OR ("hoang vuong cac snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoang dung cac snippets") OR ("hoang vuong cac snippets"))) OR ("locating bug code snippets")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"hoang dung cac snippets\") OR (\"hoang vuong cac snippets\"))) or (\"locating bug code snippets\"))".
• Removing quotes may allow a broader search: (((( hoang dung cac snippets ) OR ( hoang vuong cac snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang dung cac snippets") OR ("hoang vuong cac snippets"))) or ("locating bug code snippets"))*.