Perhaps you should try some spelling variations:
"vuong thi lieu snippets" » "luong thi lieu snippets", "duong thi lieu snippets", "truong thi lieu snippets", "vuong tai lieu snippets", "vuong thi lien snippets", "vuong thi dieu snippets", "vuong thi lieu slippers"
"dung java java snippets" » "dung va java snippets", "dung java 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: (((("vuong thi lieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vuong thi lieu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vuong thi lieu snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vuong thi lieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.