Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vi trung cap snippets" » "vi trung code snippets", "vi truong cao snippets", "vi trung tam snippets", "va trung cap snippets", "viet trung cap snippets", "vien trung cap snippets"
"using java java snippets" » "using data java 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 java java snippets") or ("vi trung cap snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("vi trung cap snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( vi trung cap snippets ))) or ( locating bug core snippets ))*.