Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dai van hoan snippets" » "dai van code snippets", "dai van hoang snippets", "dai van hoa snippets", "dai van toan snippets", "dao van hoan snippets", "dai han hoan snippets", "dai va hoan 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: (((("dai van hoan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dai van hoan snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( dai van hoan snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai van hoan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.