Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc tung ho snippets" » "hoc tung code snippets", "hoc trung ho snippets", "hoc ung ho snippets", "hoc dung ho snippets", "hoc tuong ho snippets", "hoc trung hoc snippets", "hoc trung hoa 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: (((("hoc tung ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc tung ho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoc tung ho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc tung ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.