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"
"di dong luc snippets" » "di nang luc snippets", "dien dong luc snippets", "dao dong luc snippets", "hoi dong luc snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("missing java java snippets") OR ("di dong luc snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"missing java java snippets\") OR (\"di dong luc snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( missing java java snippets ) OR ( di dong luc snippets ))) OR ( locating bug core snippets ))*.