Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu moi cach snippets" » "thu moi code snippets", "thu muoi cach snippets", "thu loi cach snippets", "thu mot cach snippets", "thi moi cach snippets", "tho moi cach snippets", "thu hoi cach 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: (((("thu moi cach snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu moi cach snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thu moi cach snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu moi cach snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.