Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets"
"vi ung data snippets" » "vi using data snippets", "vi dung dat snippets", "vi big data snippets", "va ung data snippets", "vi luong data snippets", "vi trung data 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 ung data snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using raw java snippets") OR ("vi ung data snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( using raw java snippets ) or ( vi ung data snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using raw java snippets") or ("vi ung data snippets"))) or ("locating bugs code slippers"))*.