Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"don hien doi snippets" » "don hien code snippets", "dong hien doi snippets", "den hien doi snippets", "doi hien doi snippets", "don hien dai snippets", "don bien doi snippets", "don hien loi snippets"
"python using java snippets" » "python using data snippets"

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

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