Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pho hoi cau snippets" » "pho hoi code snippets", "pho ho cau snippets", "pho voi cau snippets", "pho hai cau snippets", "pho hoi chu snippets", "pho hoc cau snippets", "pho hoa 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: (((("pho hoi 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: (((("pho hoi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( pho hoi cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho hoi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.