Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phat vi cau snippets" » "phat vi code snippets", "phat va cau snippets", "phat ve cau snippets", "phat di cau snippets", "phan vi cau snippets", "pham vi cau snippets", "phap vi 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: (((("phat vi 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: (((("phat vi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phat vi cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat vi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.