Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"hai luong raw slippers" » "hai duong raw slippers", "hai long raw slippers", "dai luong raw slippers", "hai luong va slippers", "hai luong tai slippers", "hai luong cac slippers", "hai luong raw slippery", "hai luong raw grippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hai luong raw slippers") or ("using java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai luong raw slippers") OR ("using java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hai luong raw slippers ) or ( using java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai luong raw slippers") or ("using java java snippets"))) or ("locating bug core snippets"))*.