Perhaps you should try some spelling variations:
"luong cot thep snippets" » "luong cuoc thep snippets", "luong cong thep snippets", "luong chat thep snippets", "luong cot theo snippets", "luong cot tiep snippets", "luong cot them snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"
"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: (((("luong cot thep snippets") or ("dung java java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luong cot thep snippets") OR ("dung java java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luong cot thep snippets ) or ( dung java java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luong cot thep snippets") or ("dung java java slippers"))) or ("locating bug code snippets"))*.