Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc sinh cau snippets" » "duc sinh code snippets", "duc minh cau snippets", "duc hinh cau snippets", "duc kinh cau snippets", "duc trinh cau snippets", "duc sinh vat snippets", "duc sinh va 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: (((("duc sinh cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc sinh cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( duc sinh cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc sinh cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.