Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"missing java java snippets" » "missing data java snippets", "using java java snippets"
"van cong co snippets" » "van cong code snippets", "van dong co snippets", "van phong co snippets", "phan cong co snippets", "van cong cu snippets", "van cong so snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van cong co snippets") or ("missing java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van cong co snippets") OR ("missing java java snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( van cong co snippets ) or ( missing java java snippets ))) or ( locating bug core snippets ))*.