Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hang hai moi snippets" » "hang hai code snippets", "hoang hai moi snippets", "hang tai moi snippets", "thanh hai moi snippets", "hang hai muoi snippets", "hang dai moi snippets", "hang nhat moi snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hang hai moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang hai moi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hang hai moi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang hai moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.