Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pha tu hon snippets" » "pha tu code snippets", "phan tu hon snippets", "pham tu hon snippets", "phap tu hon snippets", "pha tu chon snippets", "pha tuc hon snippets", "pha tu hoc 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: (((("pha tu hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha tu hon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( pha tu hon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha tu hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.