Perhaps you should try some spelling variations:
"hoang dinh che snippets" » "hoang minh che snippets", "hoang anh che snippets", "hoang xanh che snippets", "hoang dinh chi snippets", "hoang dich che snippets", "hoang dinh chien snippets"
"dang java java snippets" » "dang 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: (((("dang java java snippets") or ("hoang dinh che snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang java java snippets") OR ("hoang dinh che snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang java java snippets ) or ( hoang dinh che snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang java java snippets") or ("hoang dinh che snippets"))) or ("locating bug code snippets"))*.