Perhaps you should try some spelling variations:
"missing java java snippets" » "missing data java snippets", "using java java snippets", "missing java java slippers"
"do tren van snippets" » "do trien van snippets", "do tran van snippets", "do tien van snippets", "dong tren van snippets", "duoc tren van snippets", "do trung van snippets", "do tren van slippers"
"locating bug code snippets" » "locating bug code slippers", "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: "((((\"missing java java snippets\") OR (\"do tren van snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( missing java java snippets ) OR ( do tren van snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("missing java java snippets") OR ("do tren van snippets"))) OR ("locating bug code snippets"))*.