Perhaps you should try some spelling variations:
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets", "using raw java slippers"
"vi trung dai snippets" » "vi truong dai snippets", "vi truong dao snippets", "vi trung tam snippets", "va trung dai snippets", "viet trung dai snippets", "vien trung dai snippets", "vi trung dai slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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