Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"hanh java java snippets" » "hanh va java snippets", "hanh java java slippers"
"luong tin data snippets" » "thong tin data snippets", "luong tai data snippets", "luong thi data snippets", "luong big data snippets", "luong tin bat snippets", "luong aid data snippets", "luong tin data slippers"

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: (((("hanh java java snippets") or ("luong tin data snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh java java snippets") OR ("luong tin data snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hanh java java snippets ) or ( luong tin data snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh java java snippets") or ("luong tin data snippets"))) or ("locating bugs code snippets"))*.