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