Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luan gia doi snippets" » "luan gia code snippets", "luan giai doi snippets", "luat giao doi snippets", "luong gia doi snippets", "luan gia moi snippets", "luan gia do snippets", "luan gia khoi 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 ("luan gia doi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luan gia doi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luan gia doi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luan gia doi snippets"))) or ("locating bug core snippets"))*.