Perhaps you should try some spelling variations:
"missing data java snippets" » "using data java snippets", "missing java java snippets"
"vi dinh moi snippets" » "vi dinh so snippets", "vi dinh tri snippets", "vi dinh thi snippets", "vi sinh moi snippets", "vi tinh moi snippets", "vu dinh moi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"vi dinh moi snippets\") OR (\"missing data java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( vi dinh moi snippets ) OR ( missing data java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vi dinh moi snippets") OR ("missing data java snippets"))) OR ("locating bug code snippets"))*.