Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"luong java java snippets" » "luong va java snippets"
"dong san cong snippets" » "cong san cong snippets", "dong bang cong snippets", "dong von cong snippets", "dong sang cong snippets", "dong van cong snippets", "dong ban cong 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: (((("dong san cong snippets") or ("luong java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong san cong snippets") OR ("luong java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dong san cong snippets ) or ( luong java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong san cong snippets") or ("luong java java snippets"))) or ("locating bugs code snippets"))*.