Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh cach du snippets" » "tinh cach code snippets", "tinh cach dua snippets", "tinh cac du snippets", "tinh cach de snippets", "trinh cach du snippets", "dinh cach du snippets", "minh cach du 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: (((("tinh cach du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh cach du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tinh cach du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh cach du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.