Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tranh van ho snippets" » "tranh van code snippets", "tran van ho snippets", "trinh van ho snippets", "thanh van ho snippets", "tranh van hoa snippets", "tranh van hoc snippets", "tranh van hoe 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: (((("tranh van ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tranh van ho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tranh van ho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tranh van ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.