Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhat moi cau snippets" » "nhat moi code snippets", "nha moi cau snippets", "nhat mpsi cau snippets", "nhap mon cau snippets", "nhat hoi cau snippets", "nhat loi cau snippets", "nhat gioi cau 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: (((("nhat moi 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: (((("nhat moi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhat moi cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat moi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.