Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoi van bon snippets" » "hoi van code snippets", "hoi va bon snippets", "hoi dan bon snippets", "hai van bon snippets", "hoi van ban snippets", "hoi van dong snippets", "hoi van cong 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: (((("hoi van bon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi van bon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoi van bon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi van bon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.