Perhaps you should try some spelling variations:
"han quoc java slippers" » "han quoc va slippers", "phan quoc java slippers", "nhan quoc java slippers", "hanh quoc java slippers", "han quoc java slippery", "han quoc java grippers"
"phanhg java java snippets" » "pphanhg java java snippets", "pnhanhg java java snippets", "phanhhg java java snippets"
"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: (((("han quoc java slippers") or ("phanhg java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han quoc java slippers") OR ("phanhg java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( han quoc java slippers ) or ( phanhg java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han quoc java slippers") or ("phanhg java java snippets"))) or ("locating bug code snippets"))*.