Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu tin hon snippets" » "thu tin code snippets", "thuc tin hon snippets", "tu tin hon snippets", "thu hien hon snippets", "thu tien hon snippets", "thu tin hoc snippets", "thu tin don 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: (((("thu tin hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu tin hon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thu tin hon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu tin hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.