Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van phat ca snippets" » "van phat code snippets", "va phat ca snippets", "van chat ca snippets", "van phan ca snippets", "van phat cua snippets", "van pham ca snippets", "van phat ha 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: (((("van phat ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van phat ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van phat ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van phat ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.