Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duoc doan do snippets" » "duoc doan code snippets", "duoc dan do snippets", "duoc dien do snippets", "du doan do snippets", "duoc doan o snippets", "duoc toan do snippets", "duoc doanh dao 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: (((("python using java snippets") or ("duoc doan do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("duoc doan do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( duoc doan do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("duoc doan do snippets"))) or ("locating bug core snippets"))*.