Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hao mon cau snippets" » "hao mon code snippets", "hat mon cau snippets", "hau mon cau snippets", "ho mon cau snippets", "hao mon chu snippets", "hao toan cau snippets", "hao cong 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: (((("hao mon 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: (((("hao mon cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hao mon cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hao mon cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.