Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh va cuc snippets" » "tinh va code snippets", "tich va cuc snippets", "trinh van cuc snippets", "trinh vat cuc snippets", "tinh va cuoc snippets", "tinh van cuc snippets", "tinh va cac 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 va cuc 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 va cuc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tinh va cuc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh va cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.