Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"missing data java snippets" » "using data java snippets", "missing java java snippets"
"phan dau va snippets" » "phan tu va snippets", "hang dau va snippets", "phan dau ve snippets", "phan dai va snippets", "phan dan va snippets"

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

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