Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoi hang doi snippets" » "hoi hang code snippets", "hoi lang doi snippets", "voi hang doi snippets", "hoc hang doi snippets", "hoi hang di snippets", "hoi hang loi snippets", "hoi huong doi 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 hang doi 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 hang doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoi hang doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi hang doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.