Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"van truong ca snippets" » "van truong code snippets", "tang truong ca snippets", "xuan truong ca snippets", "vien truong ca snippets", "van truong cao snippets", "van truong va snippets", "van trong ca snippets"
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing 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 data java snippets") or ("van truong ca snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data java snippets") OR ("van truong ca snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( using data java snippets ) or ( van truong ca snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using data java snippets") or ("van truong ca snippets"))) or ("locating bug code slippers"))*.