Perhaps you should try some spelling variations:
"using data code snippets" » "using java code snippets", "using sat code snippets", "missing data code snippets", "using rate code snippets"
"thi trinh java snippets" » "tho trinh java snippets", "thi thanh java snippets", "thi minh java snippets"
"locating bug core snippets" » "locating bug code snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using data code snippets") OR ("thi trinh java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using data code snippets\") OR (\"thi trinh java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( using data code snippets ) OR ( thi trinh java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using data code snippets") OR ("thi trinh java snippets"))) OR ("locating bug core snippets"))*.