Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hat doan cap snippets" » "hat doan code snippets", "hat dan cap snippets", "chan doan cap snippets", "thai doan cap snippets", "hat doanh cao snippets", "hat dan ca snippets", "hat toan cao 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: (((("hat doan cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat doan cap snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hat doan cap snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat doan cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.