Perhaps you should try some spelling variations:
"trinh thi chang snippets" » "trinh tai chang snippets", "trinh thiet chang snippets", "trinh tu chang snippets", "trinh thi hang snippets", "trinh chi chang snippets", "trinh thi chung snippets", "trinh thi chang slippers"
"dung va java snippets" » "dung java java snippets", "dung va java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dung va java snippets") or ("trinh thi chang snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("trinh thi chang snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( trinh thi chang snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("trinh thi chang snippets"))) or ("locating bug code snippets"))*.