Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"hoang du thi snippets" » "hoang duy thi snippets", "hoang duc thi snippets", "hoang de thi snippets", "hoang do thi snippets", "hoang su thi snippets", "hoang du thi slippers"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("hoang du thi snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hoang du thi snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hoang du thi snippets"))) or ("locating bugs code snippets"))*.